/*
***************************************************************************
lp.js
Interactive Local Plan
Torridge District Council
Ver 1.0
Lovell Johns Ltd.
03/05
****************************************************************************
*/

//*********************GLOBALS
// Insert output from 'js_navrray.txt' below		
//Set up the array for required info about each inset maps.
//Map name,origin X of overview inset frame,origin Y of overview inset frame,width of overview inset frame,blx of map grid,bly of map grid,trx of map grid,try of map grid,Grid Size,Grid Overlap,no. of rows,no. of cols
var theinsetsmaps = new Array (15)
var nofInsets = 15;
theinsetsmaps[0] = new Array("inset_04",231700,113300,1400,231900,113300,232900,114900,400,100,5,3);
theinsetsmaps[1] = new Array("inset_12",243500,108550,1400,243500,108800,245100,109800,400,100,3,5);
theinsetsmaps[2] = new Array("inset_06",243500,99168.5,1400,243500,99400,245100,100400,400,100,3,5);
theinsetsmaps[3] = new Array("inset_07",225500,123400,2000,225500,123700,227700,125300,400,100,5,7);
theinsetsmaps[4] = new Array("inset_08",259200,119950,1400,259200,120200,260800,121200,400,100,3,5);
theinsetsmaps[5] = new Array("inset_14",260286,108200,2815,260700,108200,262800,111300,600,100,6,4);
theinsetsmaps[6] = new Array("inset_01",254600,114200,1500,254900,114200,255900,115800,400,100,5,3);
theinsetsmaps[7] = new Array("inset_11",238150,120600,1400,238400,120600,239400,122200,400,100,5,3);
theinsetsmaps[8] = new Array("inset_05",247500,117450,4100,247500,118100,251800,120900,400,100,9,14);
theinsetsmaps[9] = new Array("inset_03",241800,123350,5800,241800,124200,247600,128500,400,100,14,19);
theinsetsmaps[10] = new Array("inset_02",241300,127350,5800,241300,128200,247100,132500,400,100,14,19);
theinsetsmaps[11] = new Array("inset_10",244250,114700,1400,244500,114700,245500,116300,400,100,5,3);
theinsetsmaps[12] = new Array("inset_09",232750,102900,3000,233400,102900,235100,106000,300,100,15,8);
theinsetsmaps[13] = new Array("inset_13",262200,107100,2100,262500,107100,264100,109300,400,100,7,5);
theinsetsmaps[14] = new Array("proposals",218000,85000,54000,221000,85000,270000,140000,4000,1000,18,16);
// ^^^^Insert output from 'js_navarray.txt' above ^^^^^^^^^


//*********************BROWSER CHECKING
// Ultimate client-side JavaScript client sniff. Version 3.03
// (C) Netscape Communications 1999-2001.  Permission granted to reuse and distribute.
// Revised 17 May 99 to add is_nav5up and is_ie5up (see below).
// Revised 20 Dec 00 to add is_gecko and change is_nav5up to is_nav6up
//                      also added support for IE5.5 Opera4&5 HotJava3 AOLTV
// Revised 22 Feb 01 to correct Javascript Detection for IE 5.x, Opera 4, 
//                      correct Opera 5 detection
//                      add support for winME and win2k
//                      synch with browser-type-oo.js
// Revised 26 Mar 01 to correct Opera detection
// Revised 02 Oct 01 to add IE6 detection

// Everything you always wanted to know about your JavaScript client
// but were afraid to ask. Creates "is_" variables indicating:
// (1) browser vendor:
//     is_nav, is_ie, is_opera, is_hotjava, is_webtv, is_TVNavigator, is_AOLTV
// (2) browser version number:
//     is_major (integer indicating major version number: 2, 3, 4 ...)
//     is_minor (float   indicating full  version number: 2.02, 3.01, 4.04 ...)
// (3) browser vendor AND major version number
//     is_nav2, is_nav3, is_nav4, is_nav4up, is_nav6, is_nav6up, is_gecko, is_ie3,
//     is_ie4, is_ie4up, is_ie5, is_ie5up, is_ie5_5, is_ie5_5up, is_ie6, is_ie6up, is_hotjava3, is_hotjava3up,
//     is_opera2, is_opera3, is_opera4, is_opera5, is_opera5up
// (4) JavaScript version number:
//     is_js (float indicating full JavaScript version number: 1, 1.1, 1.2 ...)
// (5) OS platform and version:
//     is_win, is_win16, is_win32, is_win31, is_win95, is_winnt, is_win98, is_winme, is_win2k
//     is_os2
//     is_mac, is_mac68k, is_macppc
//     is_unix
//     is_sun, is_sun4, is_sun5, is_suni86
//     is_irix, is_irix5, is_irix6
//     is_hpux, is_hpux9, is_hpux10
//     is_aix, is_aix1, is_aix2, is_aix3, is_aix4
//     is_linux, is_sco, is_unixware, is_mpras, is_reliant
//     is_dec, is_sinix, is_freebsd, is_bsd
//     is_vms
//
// See http://www.it97.de/JavaScript/JS_tutorial/bstat/navobj.html and
// http://www.it97.de/JavaScript/JS_tutorial/bstat/Browseraol.html
// for detailed lists of userAgent strings.
//
// Note: you don't want your Nav4 or IE4 code to "turn off" or
// stop working when new versions of browsers are released, so
// in conditional code forks, use is_ie5up ("IE 5.0 or greater") 
// is_opera5up ("Opera 5.0 or greater") instead of is_ie5 or is_opera5
// to check version in code which you want to work on future
// versions.

    // convert all characters to lowercase to simplify testing
    var agt=navigator.userAgent.toLowerCase();

    // *** BROWSER VERSION ***
    // Note: On IE5, these return 4, so use is_ie5up to detect IE5.
    var is_major = parseInt(navigator.appVersion);
    var is_minor = parseFloat(navigator.appVersion);

    // Note: Opera and WebTV spoof Navigator.  We do strict client detection.
    // If you want to allow spoofing, take out the tests for opera and webtv.
    var is_nav  = ((agt.indexOf('mozilla')!=-1) && (agt.indexOf('spoofer')==-1)
                && (agt.indexOf('compatible') == -1) && (agt.indexOf('opera')==-1)
                && (agt.indexOf('webtv')==-1) && (agt.indexOf('hotjava')==-1));
    var is_nav2 = (is_nav && (is_major == 2));
    var is_nav3 = (is_nav && (is_major == 3));
    var is_nav4 = (is_nav && (is_major == 4));
    var is_nav4up = (is_nav && (is_major >= 4));
    var is_navonly      = (is_nav && ((agt.indexOf(";nav") != -1) ||
                          (agt.indexOf("; nav") != -1)) );
    var is_nav6 = (is_nav && (is_major == 5));
    var is_nav6up = (is_nav && (is_major >= 5));
    var is_gecko = (agt.indexOf('gecko') != -1);


    var is_ie     = ((agt.indexOf("msie") != -1) && (agt.indexOf("opera") == -1));
    var is_ie3    = (is_ie && (is_major < 4));
    var is_ie4    = (is_ie && (is_major == 4) && (agt.indexOf("msie 4")!=-1) );
    var is_ie4up  = (is_ie && (is_major >= 4));
    var is_ie5    = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.0")!=-1) );
    var is_ie5_5  = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.5") !=-1));
    var is_ie5up  = (is_ie && !is_ie3 && !is_ie4);
    var is_ie5_5up =(is_ie && !is_ie3 && !is_ie4 && !is_ie5);
    var is_ie6    = (is_ie && (is_major == 4) && (agt.indexOf("msie 6.")!=-1) );
    var is_ie6up  = (is_ie && !is_ie3 && !is_ie4 && !is_ie5 && !is_ie5_5);

    // KNOWN BUG: On AOL4, returns false if IE3 is embedded browser
    // or if this is the first browser window opened.  Thus the
    // variables is_aol, is_aol3, and is_aol4 aren't 100% reliable.
    var is_aol   = (agt.indexOf("aol") != -1);
    var is_aol3  = (is_aol && is_ie3);
    var is_aol4  = (is_aol && is_ie4);
    var is_aol5  = (agt.indexOf("aol 5") != -1);
    var is_aol6  = (agt.indexOf("aol 6") != -1);

    var is_opera = (agt.indexOf("opera") != -1);
    var is_opera2 = (agt.indexOf("opera 2") != -1 || agt.indexOf("opera/2") != -1);
    var is_opera3 = (agt.indexOf("opera 3") != -1 || agt.indexOf("opera/3") != -1);
    var is_opera4 = (agt.indexOf("opera 4") != -1 || agt.indexOf("opera/4") != -1);
    var is_opera5 = (agt.indexOf("opera 5") != -1 || agt.indexOf("opera/5") != -1);
    var is_opera5up = (is_opera && !is_opera2 && !is_opera3 && !is_opera4);

    var is_webtv = (agt.indexOf("webtv") != -1); 

    var is_TVNavigator = ((agt.indexOf("navio") != -1) || (agt.indexOf("navio_aoltv") != -1)); 
    var is_AOLTV = is_TVNavigator;

    var is_hotjava = (agt.indexOf("hotjava") != -1);
    var is_hotjava3 = (is_hotjava && (is_major == 3));
    var is_hotjava3up = (is_hotjava && (is_major >= 3));

    // *** JAVASCRIPT VERSION CHECK ***
    var is_js;
    if (is_nav2 || is_ie3) is_js = 1.0;
    else if (is_nav3) is_js = 1.1;
    else if (is_opera5up) is_js = 1.3;
    else if (is_opera) is_js = 1.1;
    else if ((is_nav4 && (is_minor <= 4.05)) || is_ie4) is_js = 1.2;
    else if ((is_nav4 && (is_minor > 4.05)) || is_ie5) is_js = 1.3;
    else if (is_hotjava3up) is_js = 1.4;
    else if (is_nav6 || is_gecko) is_js = 1.5;
    // NOTE: In the future, update this code when newer versions of JS
    // are released. For now, we try to provide some upward compatibility
    // so that future versions of Nav and IE will show they are at
    // *least* JS 1.x capable. Always check for JS version compatibility
    // with > or >=.
    else if (is_nav6up) is_js = 1.5;
    // NOTE: ie5up on mac is 1.4
    else if (is_ie5up) is_js = 1.3

    // HACK: no idea for other browsers; always check for JS version with > or >=
    else is_js = 0.0;

    // *** PLATFORM ***
    var is_win   = ( (agt.indexOf("win")!=-1) || (agt.indexOf("16bit")!=-1) );
    // NOTE: On Opera 3.0, the userAgent string includes "Windows 95/NT4" on all
    //        Win32, so you can't distinguish between Win95 and WinNT.
    var is_win95 = ((agt.indexOf("win95")!=-1) || (agt.indexOf("windows 95")!=-1));

    // is this a 16 bit compiled version?
    var is_win16 = ((agt.indexOf("win16")!=-1) || 
               (agt.indexOf("16bit")!=-1) || (agt.indexOf("windows 3.1")!=-1) || 
               (agt.indexOf("windows 16-bit")!=-1) );  

    var is_win31 = ((agt.indexOf("windows 3.1")!=-1) || (agt.indexOf("win16")!=-1) ||
                    (agt.indexOf("windows 16-bit")!=-1));

    var is_winme = ((agt.indexOf("win 9x 4.90")!=-1));
    var is_win2k = ((agt.indexOf("windows nt 5.0")!=-1));

    // NOTE: Reliable detection of Win98 may not be possible. It appears that:
    //       - On Nav 4.x and before you'll get plain "Windows" in userAgent.
    //       - On Mercury client, the 32-bit version will return "Win98", but
    //         the 16-bit version running on Win98 will still return "Win95".
    var is_win98 = ((agt.indexOf("win98")!=-1) || (agt.indexOf("windows 98")!=-1));
    var is_winnt = ((agt.indexOf("winnt")!=-1) || (agt.indexOf("windows nt")!=-1));
    var is_win32 = (is_win95 || is_winnt || is_win98 || 
                    ((is_major >= 4) && (navigator.platform == "Win32")) ||
                    (agt.indexOf("win32")!=-1) || (agt.indexOf("32bit")!=-1));

    var is_os2   = ((agt.indexOf("os/2")!=-1) || 
                    (navigator.appVersion.indexOf("OS/2")!=-1) ||   
                    (agt.indexOf("ibm-webexplorer")!=-1));

    var is_mac    = (agt.indexOf("mac")!=-1);
    // hack ie5 js version for mac
    if (is_mac && is_ie5up) is_js = 1.4;
    var is_mac68k = (is_mac && ((agt.indexOf("68k")!=-1) || 
                               (agt.indexOf("68000")!=-1)));
    var is_macppc = (is_mac && ((agt.indexOf("ppc")!=-1) || 
                                (agt.indexOf("powerpc")!=-1)));

    var is_sun   = (agt.indexOf("sunos")!=-1);
    var is_sun4  = (agt.indexOf("sunos 4")!=-1);
    var is_sun5  = (agt.indexOf("sunos 5")!=-1);
    var is_suni86= (is_sun && (agt.indexOf("i86")!=-1));
    var is_irix  = (agt.indexOf("irix") !=-1);    // SGI
    var is_irix5 = (agt.indexOf("irix 5") !=-1);
    var is_irix6 = ((agt.indexOf("irix 6") !=-1) || (agt.indexOf("irix6") !=-1));
    var is_hpux  = (agt.indexOf("hp-ux")!=-1);
    var is_hpux9 = (is_hpux && (agt.indexOf("09.")!=-1));
    var is_hpux10= (is_hpux && (agt.indexOf("10.")!=-1));
    var is_aix   = (agt.indexOf("aix") !=-1);      // IBM
    var is_aix1  = (agt.indexOf("aix 1") !=-1);    
    var is_aix2  = (agt.indexOf("aix 2") !=-1);    
    var is_aix3  = (agt.indexOf("aix 3") !=-1);    
    var is_aix4  = (agt.indexOf("aix 4") !=-1);    
    var is_linux = (agt.indexOf("inux")!=-1);
    var is_sco   = (agt.indexOf("sco")!=-1) || (agt.indexOf("unix_sv")!=-1);
    var is_unixware = (agt.indexOf("unix_system_v")!=-1); 
    var is_mpras    = (agt.indexOf("ncr")!=-1); 
    var is_reliant  = (agt.indexOf("reliantunix")!=-1);
    var is_dec   = ((agt.indexOf("dec")!=-1) || (agt.indexOf("osf1")!=-1) || 
           (agt.indexOf("dec_alpha")!=-1) || (agt.indexOf("alphaserver")!=-1) || 
           (agt.indexOf("ultrix")!=-1) || (agt.indexOf("alphastation")!=-1)); 
    var is_sinix = (agt.indexOf("sinix")!=-1);
    var is_freebsd = (agt.indexOf("freebsd")!=-1);
    var is_bsd = (agt.indexOf("bsd")!=-1);
    var is_unix  = ((agt.indexOf("x11")!=-1) || is_sun || is_irix || is_hpux || 
                 is_sco ||is_unixware || is_mpras || is_reliant || 
                 is_dec || is_sinix || is_aix || is_linux || is_bsd || is_freebsd);

    var is_vms   = ((agt.indexOf("vax")!=-1) || (agt.indexOf("openvms")!=-1));

//***********END OF BROWSER CHECK

//*********Image click (Overview map page > main mappping) This functionality only works for IE and Opera
function gotoMainMap(e){

	//Get the current overview image.
	var cmdString = String(document.location.search);
	var theName = cmdString.substring(1,cmdString.length);		
		
	//Define the current overview.	
	for(i=0;i<nofInsets;i++){														
		if(theName.toUpperCase() == theinsetsmaps[i][0].toUpperCase()){
			var useIndex = i;
		}
	}
	
	var imageWidth = 400; 																		//Width of opening overview image in pixels
	var pixpermetre =  theinsetsmaps[useIndex][3] / imageWidth;
	var origTLY = theinsetsmaps[useIndex][2] + theinsetsmaps[useIndex][3];						//Make origin top left

	//Get user clicked location x,y (pixels).
	var theX = event.offsetX;			
	var theY =  event.offsetY;

	//Convert to real world metres.
	theX = Number(theX) * pixpermetre;	
	theY = Number(theY) * pixpermetre; 
	theX =  theinsetsmaps[useIndex][1] + theX;
	theY =  origTLY - theY;

	//Define if user has clicked in the map area
	var outSideX = "false";
	var outSideY = "false";
	
	if((theX >= theinsetsmaps[useIndex][6]) | (theX <= theinsetsmaps[useIndex][4])){
		outSideX = "true";		
	}
	if((theY >= theinsetsmaps[useIndex][7]) | (theY <= theinsetsmaps[useIndex][5])){
		outSideY = "true";
	}

	//Define the new map image to load in.
	if((outSideX == "true") | (outSideY == "true")){			
		//alert("outside the area")
	}
	else{
		var distx = theX - theinsetsmaps[useIndex][4];
		var disty = theY - theinsetsmaps[useIndex][5];
		
		var gridcnt = theinsetsmaps[useIndex][8];
  		var thecol = 1; 
		while (gridcnt < distx){
			thecol = thecol + 1;
			gridcnt = gridcnt + (theinsetsmaps[useIndex][8] - theinsetsmaps[useIndex][9]);
		}	
 
		var gridcnt = theinsetsmaps[useIndex][8];
  		var therow = 1;  
		while (gridcnt < disty){
			therow = therow + 1;
			gridcnt = gridcnt + (theinsetsmaps[useIndex][8] - theinsetsmaps[useIndex][9]);
		}			
		
		var theTileNo =  ((therow -1) * theinsetsmaps[useIndex][11]) + thecol;

		//Adjust the tile number to agree with the standard "###"
		if(theTileNo < 10){
			theTileNo = "00" + theTileNo;
		}
		else if(theTileNo < 100){
			theTileNo = "0" + theTileNo;
		}
		else{
			theTileNo = String(theTileNo);
		}

		var theNewHTML = "map_htm/" + theName + "/" + theName + "_" + theTileNo + ".htm";

		//Open the selected tile in same window
 		eval("parent.location='" + theNewHTML + "'");

	}
	
}


//*********Open the main mapping -centre image called from overview map page. This functionality only works for IE and Opera
//vvv Insert pre- generated code below (js_openmapatcentre.txt) vvv
function openMapAtCentre(theMap,source){

	var newMap;
	if(theMap.toLowerCase() == "bradworthy"){
	  newMap = "map_htm/inset_04/inset_04_008.htm";
	}
	else if(theMap.toLowerCase() == "shebbear"){
	  newMap = "map_htm/inset_12/inset_12_008.htm";
	}
	else if(theMap.toLowerCase() == "halwill junction"){
	  newMap = "map_htm/inset_06/inset_06_008.htm";
	}
	else if(theMap.toLowerCase() == "hartland"){
	  newMap = "map_htm/inset_07/inset_07_016.htm";
	}
	else if(theMap.toLowerCase() == "high bickington"){
	  newMap = "map_htm/inset_08/inset_08_008.htm";
	}
	else if(theMap.toLowerCase() == "winkleigh airfield"){
	  newMap = "map_htm/inset_14/inset_14_010.htm";
	}
	else if(theMap.toLowerCase() == "beaford"){
	  newMap = "map_htm/inset_01/inset_01_008.htm";
	}
	else if(theMap.toLowerCase() == "parkham"){
	  newMap = "map_htm/inset_11/inset_11_005.htm";
	}
	else if(theMap.toLowerCase() == "great torrington"){
	  newMap = "map_htm/inset_05/inset_05_063.htm";
	}
	else if(theMap.toLowerCase() == "bideford/northam south"){
	  newMap = "map_htm/inset_03/inset_03_145.htm";
	}
	else if(theMap.toLowerCase() == "bideford/northam north and westward ho!"){
	  newMap = "map_htm/inset_02/inset_02_068.htm";
	}
	else if(theMap.toLowerCase() == "langtree"){
	  newMap = "map_htm/inset_10/inset_10_011.htm";
	}
	else if(theMap.toLowerCase() == "holsworthy"){
	  newMap = "map_htm/inset_09/inset_09_029.htm";
	}
	else if(theMap.toLowerCase() == "winkleigh"){
	  newMap = "map_htm/inset_13/inset_13_018.htm";
	}
	else if(theMap.toLowerCase() == "proposals map"){
	  newMap = "map_htm/proposals/proposals_184.htm";
	}
	else{
	  newMap = "";
	}
	
	//Go to map location
	if(newMap != ""){
	  if(source == "propmap"){
				  newMap = "../../" + newMap;
	  }
	  eval("parent.location='" + newMap + "'");
	}
}
//^^^Insert pre- generated code above ^^^


//*********Image click (Map index page map > overview map ) This functionality only works for IE and Opera
function openOverview(e){

	//Set-up
	var imageWidth = 400; 								//Width of main overview image in pixels
	var imageHeight = 400; 								//Width of main overview image in pixels

	var tileWidth = 54000; 								//Width of main overview image in metres
	var tileHeight = 54000;								//Width of main overview image in metres

	var pixpermetreX =  tileWidth /imageWidth;
	var pixpermetreY =  tileHeight /imageHeight;

	var tileOriginX = 218000;							//Origin of main overview image in ground metres
	var tileOriginY = 85000;	
	
	tileOriginY = tileOriginY + tileHeight; 			//Make origin top left

	//Get user clicked location x,y (pixels).
	var theX = event.offsetX			
	var theY = event.offsetY

	//Convert to real world metres.
	theX = Number(theX) * pixpermetreX;	
	theY = Number(theY) * pixpermetreY; 
	theX =  tileOriginX + theX;
	theY =  tileOriginY - theY;
	
	//Check if the user clicked in an inset map area.		
	for(i=0;i<nofInsets;i++){
		
		//Define extent of each inset map area
		ovblx = theinsetsmaps[i][4]; 
		ovbly = theinsetsmaps[i][5]; 
		ovtrx = theinsetsmaps[i][6];
		ovtry = theinsetsmaps[i][7];
		var outSideX = "false";
		var outSideY = "false";
				
		if((theX >= ovtrx) | (theX <= ovblx)){
			outSideX = "true";		
		}
		if((theY >= ovtry) | (theY <= ovbly)){
			outSideY = "true";
		}

		if((outSideX == "false") & (outSideY == "false")){			//User has clicked within an inset map						
			var distx = theX - ovblx;
			var disty = theY - ovbly;
			
			var gridcnt = theinsetsmaps[i][8];
			var thecol = 1;
			while (gridcnt < distx){
				thecol = thecol + 1;
				gridcnt = gridcnt + (theinsetsmaps[i][8] - theinsetsmaps[i][9]);  
			}	
	 
			var gridcnt = theinsetsmaps[i][8];
			var therow = 1;  
			while (gridcnt < disty){
				therow = therow + 1;
				gridcnt = gridcnt + (theinsetsmaps[i][8] - theinsetsmaps[i][9]);  
			}			
			
			var theTileNo =  ((therow -1) * theinsetsmaps[i][11]) + thecol;

			//Adjust the tile number to agree with the standard "###"
			if(theTileNo < 10){
				theTileNo = "00" + theTileNo;
			}
			else if(theTileNo < 100){
				theTileNo = "0" + theTileNo;
			}
			else{
				theTileNo = String(theTileNo);
			}
						
			theURL = "map_opening.htm?" + theinsetsmaps[i][0];
						
			//Open the selected tile in same window 
			eval("parent.location='" + theURL + "'");				
			break;																	//Quit the loop as the inset map has been found.
		}
	
	}		
}

//*********Define the Browser window title to = map/inset name.
//vvv Insert pre- generated code below (js_definemaptitle.txt) vvv
function defineMapTitle(theMapNo){
	if(theMapNo.toLowerCase() == "inset_04"){
	  theTitle = "Bradworthy";
	}
	else if(theMapNo.toLowerCase() == "inset_12"){
	  theTitle = "Shebbear";
	}
	else if(theMapNo.toLowerCase() == "inset_06"){
	  theTitle = "Halwill Junction";
	}
	else if(theMapNo.toLowerCase() == "inset_07"){
	  theTitle = "Hartland";
	}
	else if(theMapNo.toLowerCase() == "inset_08"){
	  theTitle = "High Bickington";
	}
	else if(theMapNo.toLowerCase() == "inset_14"){
	  theTitle = "Winkleigh Airfield";
	}
	else if(theMapNo.toLowerCase() == "inset_01"){
	  theTitle = "Beaford";
	}
	else if(theMapNo.toLowerCase() == "inset_11"){
	  theTitle = "Parkham";
	}
	else if(theMapNo.toLowerCase() == "inset_05"){
	  theTitle = "Great Torrington";
	}
	else if(theMapNo.toLowerCase() == "inset_03"){
	  theTitle = "Bideford/Northam South";
	}
	else if(theMapNo.toLowerCase() == "inset_02"){
	  theTitle = "Bideford/Northam North and Westward Ho!";
	}
	else if(theMapNo.toLowerCase() == "inset_10"){
	  theTitle = "Langtree";
	}
	else if(theMapNo.toLowerCase() == "inset_09"){
	  theTitle = "Holsworthy";
	}
	else if(theMapNo.toLowerCase() == "inset_13"){
	  theTitle = "Winkleigh";
	}
	else if(theMapNo.toLowerCase() == "proposals"){
	  theTitle = "Proposals Map";
	}
	else{
	theTitle = "";
	}
	return theTitle;
}

//^^^Insert pre- generated code above ^^^


//********Get the attribute and open the written doc in new window or open a list of policies (called on main map click/keypress).
function getatt(thePolRef,theDoc){

	if(theDoc.indexOf("inset") != -1){								//*****User has clicked on Inset hotpot -open the new inset map
		openMapAtCentre(thePolRef,'propmap');	
	}
	else if(thePolRef != ""){										//*****User has clicked on policy hotpot - open policy list or written statement
		var comm = thePolRef.indexOf(",");
		if(comm == -1){												//Only one policy selected - Open written statement
		
			//Remove any specifics eg (1) etc. from the policy reference.
			var test = thePolRef.indexOf(" ");
			if(test != -1){
				var newPolRef = thePolRef.substring(0,test);
				thePolRef = newPolRef;
			}
			
			theURL = "../../written/cpt" + theDoc + ".htm#" + thePolRef.toLowerCase();	
			winName =  "Written";  
			features = "menubar=yes,toolbar=yes,scrollbars=yes,resizable=yes,width=630,height=500";
			//window.close(winName);
			window.open(theURL,winName,features);
		}
		else														//More than one policy selected - Open the policy list
		{
			polIndex(thePolRef,theDoc);
		}
	}		
}	


//*********Opens index of policies realating to selected site the user has clicked on.
function polIndex(thePolRef,theDoc){																		
		theURL = "../../pol_index.htm?" + thePolRef + "&" + theDoc;	
		winName = "thePolIndex";
		features = "menubar=yes,toolbar=yes,scrollbars=yes,resizable=yes,width=630,height=500";
		//window.close(winName);
		window.open(theURL,winName,features);		
}


//*******************Function to remove the space code %20 and ampersand code %38
function removePercentCode(theTitle){

	//Remove space code '%20'
	var newstring = "";																	
	var pos = theTitle.indexOf("%20");
	
	if(pos != -1){
		newstring = newstring + theTitle.substring(0,pos) + " "	;
		test = theTitle.substring((pos+3),theTitle.length);	
		pos = test.indexOf("%20");
	
		while (pos != -1){
			newstring = newstring + test.substring(0,pos) + " ";
			test = test.substring((pos+3),test.length);	
			pos = test.indexOf("%20");
		}
		
		newstring = newstring + test.substring(0,test.length);
	}
	else{
		newstring = theTitle;
	}

	//Remove ampersand code '%38'
	var newstring2 = "";																	
	var pos = newstring.indexOf("%38");
	
	if(pos != -1){
		newstring2 = newstring2 + newstring.substring(0,pos) + "&";	
		test = newstring.substring((pos+3),newstring.length);	
		pos = test.indexOf("%38");
	
		while (pos != -1){
			newstring2 = newstring2 + test.substring(0,pos) + "&";
			test = test.substring((pos+3),test.length);	
			pos = test.indexOf("%38");
		}
		
		newstring2 = newstring2 + test.substring(0,test.length);
	}
	else{
		newstring2 = newstring;
	}

	//Remove trailing and leading spaces.
	if(newstring2.indexOf(" ") == 0){
		newstring3 = newstring2.substring(1,newstring2.length);
	}
	else{
		newstring3 = newstring2;
	}
	if(newstring3.indexOf(" ") == (newstring3.length -1)){
		newstring4 = newstring3.substring(0,(newstring3.length-1));
	}
	else{
		newstring4 = newstring3;
	}
	
	return(newstring4);

}	

//*******************Replaces the policy ref number with the policy name (Used when printed to the policy index page pol_index.htm)
//vvv Insert pre- generated code below (js_getpolicyname.txt) vvv
function getPolicyName(polNum){
	if(polNum == "DVT1"){
	  thePolName = "Development in Strategic Centres";
	}
	else if(polNum == "DVT9"){
	  thePolName = "Open Space";
	}
	else if(polNum == "DVT2"){
	  thePolName = "Development at Rural Settlements";
	}
	else if(polNum == "DVT2C"){
	  thePolName = "Development in the Open Countryside";
	}
	else if(polNum == "DVT14"){
	  thePolName = "Areas at Risk";
	}
	else if(polNum == "DVT17"){
	  thePolName = "Transport Routes";
	}
	else if(polNum == "DVT20"){
	  thePolName = "Cycle and Pedestrian Routes";
	}
	else if(polNum == "DVT23"){
	  thePolName = "Flood Protection and Defence";
	}
	else if(polNum == "ECD2"){
	  thePolName = "General Employment Areas (GEAs)";
	}
	else if(polNum == "ECD7"){
	  thePolName = "Westward Ho!";
	}
	else if(polNum == "ENV3"){
	  thePolName = "Development affecting Conservation Areas";
	}
	else if(polNum == "ENV4"){
	  thePolName = "Archaeological Preservation";
	}
	else if(polNum == "ENV6"){
	  thePolName = "Designated Landscape Areas";
	}
	else if(polNum == "ENV7"){
	  thePolName = "Protection of Important Nature Conservation Interests";
	}
	else if(polNum == "ENV9"){
	  thePolName = "Important Wildlife Corridors";
	}
	else if(polNum == "BID2"){
	  thePolName = "East the Water Housing and Associated Development";
	}
	else if(polNum == "BID3"){
	  thePolName = "Site North of Old Barnstaple Road";
	}
	else if(polNum == "BID5"){
	  thePolName = "Moreton Park";
	}
	else if(polNum == "BID7"){
	  thePolName = "Westcombe Lane";
	}
	else if(polNum == "BID8"){
	  thePolName = "Bideford Livestock Market";
	}
	else if(polNum == "BID9"){
	  thePolName = "Land at Diddywell Road";
	}
	else if(polNum == "BID10"){
	  thePolName = "East the Water Employment";
	}
	else if(polNum == "BID13"){
	  thePolName = "Bideford Port";
	}
	else if(polNum == "BID14"){
	  thePolName = "Bridge Street";
	}
	else if(polNum == "BID15"){
	  thePolName = "Bideford Pannier Market";
	}
	else if(polNum == "BID16"){
	  thePolName = "East-the-Water Wharves";
	}
	else if(polNum == "BID17"){
	  thePolName = "Richmond Dock";
	}
	else if(polNum == "BID26"){
	  thePolName = "Middle Dock, Appledore";
	}
	else if(polNum == "BID18"){
	  thePolName = "Former Bideford to Appledore Railway";
	}
	else if(polNum == "BID19"){
	  thePolName = "Site Adjoining Torridge Pool";
	}
	else if(polNum == "BID24"){
	  thePolName = "Seven Oaks, East-the-Water";
	}
	else if(polNum == "BID27"){
	  thePolName = "Kenwith Valley LNR Extension, Bideford";
	}
	else if(polNum == "BID28"){
	  thePolName = "Site at Staddon Hill";
	}
	else if(polNum == "WHO1"){
	  thePolName = "Westward Ho! Tourism and Recreation Sites";
	}
	else if(polNum == "WHO3"){
	  thePolName = "Westward Ho! Recreation Development";
	}
	else if(polNum == "GT1"){
	  thePolName = "South of Juries Lane";
	}
	else if(polNum == "GT4"){
	  thePolName = "Hatchmoor";
	}
	else if(polNum == "GT6"){
	  thePolName = "Donnacroft and Hatchmoor Fields";
	}
	else if(polNum == "GT8"){
	  thePolName = "Site West of School Lane";
	}
	else if(polNum == "GT9"){
	  thePolName = "Great Torrington Commons and Conservator Lands";
	}
	else if(polNum == "GT10"){
	  thePolName = "Taddiport";
	}
	else if(polNum == "HIB1"){
	  thePolName = "West of Barton Meadow";
	}
	else if(polNum == "HIB2"){
	  thePolName = "Mill Lane";
	}
	else if(polNum == "HIB3"){
	  thePolName = "North of the Village";
	}
	else if(polNum == "HTD1"){
	  thePolName = "Eastdown Park";
	}
	else if(polNum == "LNG2"){
	  thePolName = "Land adjoining Community School and Hall";
	}
	else if(polNum == "PRK1"){
	  thePolName = "Site South of the Village";
	}
	else if(polNum == "WINK1"){
	  thePolName = "Winkleigh Airfield";
	}
	else if(polNum == "WINK2"){
	  thePolName = "War Memorial Fields";
	}
	else if(polNum == "WINK4"){
	  thePolName = "Southeast of the Village";
	}
	else if(polNum == "HAJ1"){
	  thePolName = "East of Station Road";
	}
	else if(polNum == "HAJ2"){
	  thePolName = "The former Winsford Hospital";
	}
	else if(polNum == "HAJ3"){
	  thePolName = "East of Chapel Farm";
	}
	else if(polNum == "HSC1"){
	  thePolName = "Housing Development";
	}
	else if(polNum == "HSC16"){
	  thePolName = "Development in Town Centres";
	}
	else if(polNum == "HSC17"){
	  thePolName = "Primary and Secondary Shopping Frontages";
	}
	else if(polNum == "HOL3"){
	  thePolName = "East of the River Deer";
	}
	else if(polNum == "HOL5"){
	  thePolName = "East of Trewyn Road";
	}
	else if(polNum == "HOL6"){
	  thePolName = "Former Station Site";
	}
	else if(polNum == "HOL7"){
	  thePolName = "Livestock Market Site";
	}
	else if(polNum == "HOL8"){
	  thePolName = "Site West of the Community College";
	}
	else if(polNum == "HOL10"){
	  thePolName = "Site to the North of Meadow View";
	}
	else if(polNum == "HOL11"){
	  thePolName = "Site North of South Arscott";
	}
	else if(polNum == "HOL12"){
	  thePolName = "Site North of Stanhope Park";
	}
	else if(polNum == "BEA1"){
	  thePolName = "Towell Meadow";
	}
	else if(polNum == "BRD3"){
	  thePolName = "East of North Road";
	}
	else{
	  thePolName = "";
	}
	
	return(thePolName);

}
//^^^Insert pre- generated code above ^^^


//**********Updates the main map by clicking the region overview map. This functionality only works for IE and Opera
function updatemap1(e){

	//Set-up
	var imageWidth = 200; 								//Width of main overview image in pixels
	var tileWidth = 54000; 								//Width of main overview image in metres
	var pixpermetre =  tileWidth /imageWidth;
	var tileOriginX = 218000;							//Origin of main overview image in ground metres
	var tileOriginY = 85000;
	tileOriginY = tileOriginY + tileWidth; 				//Make origin top left
	
	//Get user clicked location x,y (pixels).
	var theX = event.offsetX;			
	var theY = event.offsetY;
	
	//Convert to real world metres.
	theX = Number(theX) * pixpermetre;	
	theY = Number(theY) * pixpermetre;  
	theX =  tileOriginX + theX;
	theY =  tileOriginY - theY;
	
	//Check if the user clicked in an inset map area.		
	for(i=0;i<nofInsets;i++){
		
		//Define extent of each inset map area
		ovblx = theinsetsmaps[i][4]; 
		ovbly = theinsetsmaps[i][5]; 
		ovtrx = theinsetsmaps[i][6]; 
		ovtry = theinsetsmaps[i][7];
		var outSideX = "false";
		var outSideY = "false";
				
		if((theX >= ovtrx) | (theX <= ovblx)){
			outSideX = "true";		
		}
		if((theY >= ovtry) | (theY <= ovbly)){
			outSideY = "true";
		}

		if((outSideX == "false") & (outSideY == "false")){			//User has clicked within an inset map						
			var distx = theX - ovblx;
			var disty = theY - ovbly;
			
			var gridcnt = theinsetsmaps[i][8];
			var thecol = 1; 
			while (gridcnt < distx){
				thecol = thecol + 1;
				gridcnt = gridcnt + (theinsetsmaps[i][8] - theinsetsmaps[i][9]);  
			}	
	 
			var gridcnt = theinsetsmaps[i][8];
			var therow = 1;  
			while (gridcnt < disty){
				therow = therow + 1;
				gridcnt = gridcnt + (theinsetsmaps[i][8] - theinsetsmaps[i][9]);  
			}			
			
			var theTileNo =  ((therow -1) * theinsetsmaps[i][11]) + thecol;

			//Adjust the tile number to agree with the standard "###"
			if(theTileNo < 10){
				theTileNo = "00" + theTileNo;
			}
			else if(theTileNo < 100){
				theTileNo = "0" + theTileNo;
			}
			else{
				theTileNo = String(theTileNo);
			}

			//Update main map frame
			var newloc = "../../map_htm/" + theinsetsmaps[i][0] + "/" + theinsetsmaps[i][0] + "_" + theTileNo + ".htm";
			parent.window.location = newloc;	
			break;																	//Quit the loop as the inset map has nbeen found.
		}
	
	}

}

//**********Updates the main map by clicking the inset overview map. This functionality only works for IE and Opera
function updatemap2(e){

	//Get the current overview image.
	var cmdString = String(parent.document.location);
	
	var theSep;
	for (n=0;n<cmdString.length; n++){
		var teststring = cmdString.substring(n,(n + 1));
		if(teststring == "/"){
			theSep = n;
		}
	}
	var tempstring = cmdString.substring((theSep +1),(cmdString.length));
	for (n=0;n<tempstring.length; n++){
		var teststring =  tempstring.substring(n,(n + 1));
		if(teststring == "_"){
			theSep = n;
		}
	}	
	var theName = tempstring.substring(0,theSep);		
		
	//Define the current overview.	
	for(i=0;i<nofInsets;i++){
		if(theName.toUpperCase() == theinsetsmaps[i][0].toUpperCase()){
			var useIndex = i;
		}
	}
		
	var imageWidth = 200 ;																		//Width of inset overview image in pixels
	var pixpermetre =  theinsetsmaps[useIndex][3] / imageWidth;
	var origTLY  = theinsetsmaps[useIndex][2] + theinsetsmaps[useIndex][3];		//Make origin top left

	//Get user clicked location x,y (pixels).
	var theX = event.offsetX;			
	var theY =  event.offsetY;

	//Convert to real world metres.
	theX = Number(theX) * pixpermetre;	
	theY = Number(theY) * pixpermetre ;  
	theX =  theinsetsmaps[useIndex][1] + theX;
	theY =  origTLY - theY;

	//Define if user has clicked in the map area
	var outSideX = "false";
	var outSideY = "false";
	
	if((theX >= theinsetsmaps[useIndex][6]) | (theX <= theinsetsmaps[useIndex][4])){
		outSideX = "true";		
	}
	if((theY >= theinsetsmaps[useIndex][7]) | (theY <= theinsetsmaps[useIndex][5])){
		outSideY = "true";
	}

	//Define the new map image to load in.
	if((outSideX == "true") | (outSideY == "true")){			
		//alert("outside the area")
	}
	else{
		var distx = theX - theinsetsmaps[useIndex][4];
		var disty = theY - theinsetsmaps[useIndex][5];
		
		var gridcnt = theinsetsmaps[useIndex][8];
  		var thecol = 1; 
		while (gridcnt < distx){
			thecol = thecol + 1;
			gridcnt = gridcnt + (theinsetsmaps[useIndex][8] - theinsetsmaps[useIndex][9]);  
		}	
 
		var gridcnt = theinsetsmaps[useIndex][8];
  		var therow = 1; 
		while (gridcnt < disty){
			therow = therow + 1;
			gridcnt = gridcnt + (theinsetsmaps[useIndex][8] - theinsetsmaps[useIndex][9]);  
		}			
		
		var theTileNo =  ((therow -1) * theinsetsmaps[useIndex][11]) + thecol;

		//Adjust the tile number to agree with the standard "###"
		if(theTileNo < 10){
			theTileNo = "00" + theTileNo;
		}
		else if(theTileNo < 100){
			theTileNo = "0" + theTileNo;
		}
		else{
			theTileNo = String(theTileNo);
		}
		
		//Update main map frame
		var newloc =  theName + "_" + theTileNo + ".htm"; 
		parent.window.location = newloc;

	}
	
}

//*********Opens mapping from the map index page
function openMap(selObj,theSource){ 

	//Get the inset number
	if (theSource == 1){
		var inString = selObj.options[selObj.selectedIndex].value;
	}
	else{
		var inString = selObj;
	}
	
	//Get the inset number
	var sep = inString.indexOf("_");
	var string1 = inString.substring(0,(sep+1));
	var string2 = inString.substring((sep+1),inString.length);
	var sep2 = string2.indexOf("_");
	if(sep2 != -1){
		var insetNo = string1 + string2.substring(0,sep2);
	}
	else{
		var insetNo = string1.substring(0,(string1.length -1));
	}

	//If using IE or opera open intermediate window for the user to select exact map location
	if(((is_ie == true) && (is_ie5up == true))|| ((is_opera == true) && (is_opera5up == true))){				//IE or Opera open overview mapping
		var mapLoc = "map_opening.htm?" + insetNo;				 
	}
	else{
		var mapLoc = "map_htm/" + insetNo + "/" + inString + ".htm";
	}

	//Open in current window
 	eval("parent.location='" + mapLoc + "'");
  	if (theSource == 1){
		selObj.selectedIndex=0;
	}
}

//*********Defines how the map list is shown on the map index page (Keyboard accessible list or combo box)
function getMapList(toShow){
	if(toShow == "combo"){									//Show combo box
		eval("parent.location='map_index.htm?false'");
	}
	else{													//Show as text list
		eval("parent.location='map_index.htm?true'");
	}
}

//******************************Opens a map from a link on the written statement
function gotomaploc(theMapRef){
	 if(theMapRef != ""){	
		var comm = theMapRef.indexOf(",");
		if(comm == -1){												//Only one location go straight to the map.
		
			if(theMapRef.indexOf("proposals") != -1){
				var insetNo = "proposals";					
								
			}
			else{					
				//Get the inset number
				var sep = theMapRef.indexOf("_");
				var string1 = theMapRef.substring(0,(sep+1));
				var string2 = theMapRef.substring((sep+1),theMapRef.length);
				var sep2 = string2.indexOf("_");
				if(sep2 != -1){
					var insetNo = string1 + string2.substring(0,sep2);
				}
				else{
					var insetNo = string1.substring(0,(string1.length -1));
				}
			}	
			var mapLoc = "map_htm/" + insetNo + "/" + theMapRef + ".htm";
			parent.location = mapLoc;
			
		}
	}
	
	
	
}	

//*******************************Defines the map to load from the postcode search.
function getSelectedPC(tileLoc){
			
	//Get the inset number
	var sep = tileLoc.indexOf("_");
	var string1 = tileLoc.substring(0,(sep+1));
	var string2 = tileLoc.substring((sep+1),tileLoc.length);
	var sep2 = string2.indexOf("_");
	if(sep2 != -1){
		var insetNo = string1 + string2.substring(0,sep2);
	}
	else{
		var insetNo = string1.substring(0,(string1.length -1));
	}

	//Get the path of the selected tile
	var mapLoc = "map_htm/" + insetNo + "/" + tileLoc + ".htm";

	//Open in current window
 	eval("parent.location='" + mapLoc + "'");
								
}		    	     
						 
//******************************Opens a driagram window from the written statement
function openDiagram(theMapRef){

	//Open in new window;
	theURL = "diag.htm?" + theMapRef;	
	winName = "Diagram";
	features = "toolbar=no,scrollbars=yes,resizable=yes,width=500,height=500";
	window.open(theURL,winName,features);		
}	
/*
***********END of Script
*/