function chk_height(){
		div1_height=parseInt(document.getElementById("biolayer").style.height); // div1 height
		div2_height=parseInt(document.getElementById("bioscroll").style.height); // div2 height
		height_offset=div1_height - div2_height; // height difference
		var ie = (navigator.appName == "Microsoft Internet Explorer");
		if (ie) {
			document.getElementById("temp_div").style.height = document.getElementById("biolayer").scrollHeight - height_offset;
		}
		document.getElementById("biolayer").scrollTop = document.getElementById("bioscroll").scrollTop;
	}
	
	
	var state = 'hidden';
	var state1 = 'hidden';
	var x = 0;
		
		
	function showBio() {
		if (x != 0){
			hideAll();
		}
		
		if (state == 'hidden') {
			state = 'visible';
			zoomImageSwap('zoomout');
			x = 1;
		}
		else {
			if (x == 1){
				state='visible' ;
			}
			else {	
				state = 'hidden';
				x = 0;
			}
		}
		document.getElementById("biolayer").style.visibility = state;
		document.getElementById("bioscroll").style.visibility = state;
		document.getElementById("closeLayer").style.visibility = state;
		document.getElementById("handEm").style.visibility = state;
		
	}
	
	function showBio2() {
		if (state == 'hidden') {
			state = 'visible';
		}
		else {
			state = 'hidden';
		}
		//zoomImageSwap('zoomout');
		document.getElementById("biolayer").style.visibility = state;
		document.getElementById("bioscroll").style.visibility = state;
		document.getElementById("closeLayer").style.visibility = state;
		document.getElementById("handEm").style.visibility = state;
	}
	
	function openCur() {
		var ie = (navigator.appName == "Microsoft Internet Explorer");
		if (ie) {
			window.document.getElementById('curBox').style.top = 20;
			
		}
		window.document.getElementById('curBox').style.visibility = "visible";
		//alert('hello');
	}
	
	
	//test Dec 3/07 DH//
	function chk_height2(){
		div3_height=parseInt(document.getElementById("guarlayer").style.height); // div1 height
		div4_height=parseInt(document.getElementById("guarscroll").style.height); // div2 height
		height_offset2=div3_height - div4_height; // height difference
		var ie = (navigator.appName == "Microsoft Internet Explorer");
		if (ie) {
			document.getElementById("temp_div2").style.height = document.getElementById("guarlayer").scrollHeight - height_offset;
		}
		document.getElementById("guarlayer").scrollTop = document.getElementById("guarscroll").scrollTop;
	}
	
	function showGuar (){
		
		if (x != 0){
			hideAll();
		}
		
		if (state== 'hidden') {
			state = 'visible';
			x = 1;
		}
		else {
			if (x == 1){
				state='visible' ;
			}
			else {	
				state = 'hidden';
				x = 0;
			}
		}
		
		document.getElementById("guarlayer").style.visibility = state;
		document.getElementById("guarscroll").style.visibility = state;
		document.getElementById("closeLayer").style.visibility = state;
		document.getElementById("handEm").style.visibility = state;
		
		}
	
	function chk_height3(){
		div5_height=parseInt(document.getElementById("waglayer").style.height); // div5 height
		div6_height=parseInt(document.getElementById("wagscroll").style.height); // div6 height
		height_offset2=div5_height - div6_height; // height difference
		var ie = (navigator.appName == "Microsoft Internet Explorer");
		if (ie) {
			document.getElementById("temp_div3").style.height = document.getElementById("waglayer").scrollHeight - height_offset;
		}
		document.getElementById("waglayer").scrollTop = document.getElementById("wagscroll").scrollTop;
	}
	
	function chk_height4(){
		div7_height=parseInt(document.getElementById("desclayer").style.height); // div7height
		div8_height=parseInt(document.getElementById("descscroll").style.height); // div8 height
		height_offset4=div7_height - div8_height; // height difference
		var ie = (navigator.appName == "Microsoft Internet Explorer");
		if (ie) {
			document.getElementById("temp_div4").style.height = document.getElementById("desclayer").scrollHeight - height_offset4;
		}
		document.getElementById("desclayer").scrollTop = document.getElementById("descscroll").scrollTop;
	}
	
	function showWag (){
		
		if (x != 0) {
			hideAll();
		}
		else {
		}
		
		if (state == 'hidden') {
			state = 'visible';
			x = 1;
		}
		else {
			if ( x == 1 ){
				state = 'visible'
			}	
			else {
				state = 'hidden';
				x = 0;
			}
		}
	
		document.getElementById("waglayer").style.visibility = state;
		document.getElementById("wagscroll").style.visibility = state;
		document.getElementById("closeLayer").style.visibility = state;
		document.getElementById("handEm").style.visibility = state;
	}
	
	function hideAll(){
	
		document.getElementById("closeLayer").style.visibility = state1;
		document.getElementById("handEm").style.visibility = state1;
		
		document.getElementById("waglayer").style.visibility = state1;
		document.getElementById("wagscroll").style.visibility = state1;
		
		document.getElementById("guarlayer").style.visibility = state1;
		document.getElementById("guarscroll").style.visibility = state1;

		document.getElementById("biolayer").style.visibility = state1;
		document.getElementById("bioscroll").style.visibility = state1;
		
	}
	
	var promoTime;
	var show = 0;

	function poptimer(bid) {
		
		var id = bid;
		promoTime = setTimeout('showPromo(id)',10000);


	}
	
	function showPromo(boxid) {
	
	var boxState = 'visible';
	document.getElementById(boxid).style.visibility = boxState;


	}
	
	function hidePromo(boxid){
	
	var boxState2 = 'hidden';
	document.getElementById(boxid).style.visibility = boxState2;
	
	
	}
	
	function showHand() {
		
		var boxState = 'visible';
		hideAll();
		document.getElementById('handEm').style.visibility = boxState;
		

	}
	function hideHand(){
	
		var boxState2 = 'hidden';
		document.getElementById('handEm').style.visibility = boxState2;
	
	
	}