var adj=10
var w = screen.width;
var myH = screen.height; //changed to 'myH' from original name 'h' as conflicted with variable elsewhere hence not evealuating properly here.
	var byFactor=1;

	if(w<740){
	  var lift=0.90;
	}
	if(w>=740 & w<835){
	  var lift=0.91;
	}
	if(w>=835){
	  var lift=0.93;
	}

function openGene(c,d) {
// by E Michael Brandt of ValleyWebDesigns.com - Please leave these comments intact.
// version 2.2.3  
var imageName,imageWidth,imageHeight,alt,bgcolor,hugger,hugMargin,url;
imageName = 'br04.swf';
imageWidth = 716;
imageHeight = 454;
alt = 'Genome Browser';
bgcolor = '#FFFFFF';
hugger = 'hug image';
hugMargin = 0;
url = "http://genome.wellcome.ac.uk/interactive/browser/startA.html?remotechr="+c+"&remotegen="+d;


	//alt=alt+"  ** Click window to close **"
	if (bgcolor=="") {
		bgcolor="#FFFFFF";
	}
	if (imageWidth>w){	
	  byFactor = w / imageWidth;			
	  imageWidth = w;
	  imageHeight = imageHeight * byFactor;
	}
	if (imageHeight>h-adj){
	  byFactor = h / imageHeight;
	  imageWidth = (imageWidth * byFactor);
	  imageHeight = h; 
	}
	   
	var scrWidth = w-adj;
	var scrHeight = (myH*lift)-adj;

	if (imageHeight>scrHeight){
  	  imageHeight=imageHeight*lift;
	  imageWidth=imageWidth*lift;
	}

	var posLeft=0;
	var posTop=0;

	if (hugger == "hug image"){
	  if (hugMargin == ""){
	    hugMargin = 0;
	  }
	  var scrHeightTemp = imageHeight - 0 + 2*hugMargin;
	  if (scrHeightTemp < scrHeight) {
		scrHeight = scrHeightTemp;
	  } 
	  var scrWidthTemp = imageWidth - 0 + 2*hugMargin;
	  if (scrWidthTemp < scrWidth) {
		scrWidth = scrWidthTemp;
	  }
	  
	  if (scrHeight<100){scrHeight=100;}
	  if (scrWidth<100){scrWidth=100;}

	  posTop =  ((myH-(scrHeight/lift)-adj)/2);
	  posLeft = ((w-(scrWidth)-adj)/2);
 	}

	if (imageHeight > (myH*lift)-adj || imageWidth > w-adj){
		imageHeight=imageHeight-adj;
		imageWidth=imageWidth-adj;
	}
	var time = new Date();
	var timenow = time.getTime();
	var agt=navigator.userAgent.toLowerCase();
	if (agt.indexOf("opera") != -1){
	  var args= new Array();
	  args[0]='parent';
	  args[1]=imageName;
	  var i ; document.MM_returnValue = false;
	  for (i=0; i<(args.length-1); i+=2) eval(args[i]+".location='"+args[i+1]+"'");
	} else {
	var newWindow = window.open(url ,"genome","width="+scrWidth+",height="+scrHeight+",left="+posLeft+",top="+posTop+",resizable=yes");
	newWindow.document.open();
	newWindow.document.write('<html><title>'+alt+'</title><body leftmargin="0" topmargin="0" marginheight="0" marginwidth="0" bgcolor='+bgcolor+'>'); 
	newWindow.document.write('<scr' + 'ipt>document.location.replace(\'http://genome.wellcome.ac.uk/interactive/browser/start.html?t='+timenow+'&remotechr='+c+'&remotegen='+d+'\')</scr' + 'ipt>');
	newWindow.document.write('</body></html>');
	newWindow.document.close();
	newWindow.focus();
	}
}
function openZoom(url) {
// by E Michael Brandt of ValleyWebDesigns.com - Please leave these comments intact.
// version 2.2.3  
var imageName,imageWidth,imageHeight,alt,bgcolor,hugger,hugMargin,newWindow;
imageName = url;
imageWidth = 780;
imageHeight = 363;
bgcolor = '#FFFFFF';
hugger = 'hug image';
hugMargin = 0;



	//alt=alt+"  ** Click window to close **"
	if (bgcolor=="") {
		bgcolor="#FFFFFF";
	}
	if (imageWidth>w){	
	  byFactor = w / imageWidth;			
	  imageWidth = w;
	  imageHeight = imageHeight * byFactor;
	}
	if (imageHeight>myH-adj){
	  byFactor = myH / imageHeight;
	  imageWidth = (imageWidth * byFactor);
	  imageHeight = myH; 
	}
	   
	var scrWidth = w-adj;
	var scrHeight = (myH*lift)-adj;

	if (imageHeight>scrHeight){
  	  imageHeight=imageHeight*lift;
	  imageWidth=imageWidth*lift;
	}

	var posLeft=0;
	var posTop=0;

	if (hugger == "hug image"){
	  if (hugMargin == ""){
	    hugMargin = 0;
	  }
	  var scrHeightTemp = imageHeight - 0 + 2*hugMargin;
	  if (scrHeightTemp < scrHeight) {
		scrHeight = scrHeightTemp;
	  } 
	  var scrWidthTemp = imageWidth - 0 + 2*hugMargin;
	  if (scrWidthTemp < scrWidth) {
		scrWidth = scrWidthTemp;
	  }
	  
	  if (scrHeight<100){scrHeight=100;}
	  if (scrWidth<100){scrWidth=100;}

	  posTop =  ((myH-(scrHeight/lift)-adj)/2);
	  posLeft = ((w-(scrWidth)-adj)/2);
 	}

	if (imageHeight > (myH*lift)-adj || imageWidth > w-adj){
		imageHeight=imageHeight-adj;
		imageWidth=imageWidth-adj;
	}

	//var agt=navigator.userAgent.toLowerCase();
	//if (agt.indexOf("opera") != -1){
	 // var args= new Array();
	  //args[0]='parent';
	  //args[1]=imageName;
	  //var i ; document.MM_returnValue = false;
	  //for (i=0; i<(args.length-1); i+=2) eval(args[i]+".location='"+args[i+1]+"'");
	//} else {
	newWindow = window.open("http://genome.wellcome.ac.uk/interactive/zoom/index.html","ZoomIn","width="+scrWidth+",height="+scrHeight+",left="+posLeft+",top="+posTop+",resizable=yes");
	//}
}

