function hide() {
	var numOfDivs = 3
	//hide everything
	for(i=1; i<numOfDivs +1; i++) {
		document.getElementById("image" +i).style.visibility = 'hidden';
	}
}
function show(div) {
	document.getElementById(div).style.visibility = 'visible';
}
function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}
function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}
function showDetail(identity){
	if(document.getElementById(identity).style.display == "none")
		{	
			document.getElementById(identity).style.display = "block";
			document.getElementById('dropimg').style.display = "block";
		}
		
	else
		{
			document.getElementById(identity).style.display = "none";
			document.getElementById('dropimg').style.display = "none";
		}
	}
	function hideDetail(identity){
	
			document.getElementById(identity).style.display = "none";
			document.getElementById('dropimg').style.display = "none";
		
	}