var ie = true
	var obj;
	var ie;
	if (document.layers) 
		ie = false;
	ie = true
	if (document.layers)
		ie=false;

	function showdiv (divName) {
		if (!ie){
			obj = document.layers[divName]
			obj.pageY = DocumentY;
			obj.pageX = DocumentX;
			obj.visibility="visible"
		}
		else
		{
			obj = document.all[divName]
			//obj.style.top = event.y+document.body.scrollTop
			//obj.style.left =  event.x+document.body.scrollLeft
			obj.style.visibility="visible"
		}
	}
	function hidediv(divName) {
		if (!ie){
			document.layers[divName].visibility = "hide"

		}else{
			obj = document.all[divName]
			obj.style.visibility="hidden"
		}
	}
	function tab1click()
		{
		showdiv('contect1');hidediv('contect2');hidediv('contect3');hidediv('contect4');
		document.frmproduct.tab1.src='images/act_tab1.gif';
		document.frmproduct.tab2.src='images/tab2.gif';
		document.frmproduct.tab3.src='images/tab3.gif';
		document.frmproduct.tab4.src='images/tab4.gif';
		//mainbody.height=320;
		}
	function tab2click()
		{
		showdiv('contect2');hidediv('contect1');hidediv('contect3');hidediv('contect4');
		document.frmproduct.tab1.src='images/tab1.gif';
		document.frmproduct.tab2.src='images/act_tab2.gif';
		document.frmproduct.tab3.src='images/tab3.gif';
		document.frmproduct.tab4.src='images/tab4.gif';
		//mainbody.height=500;
		}
	function tab3click()
		{
		showdiv('contect3');hidediv('contect2');hidediv('contect1');hidediv('contect4');
		document.frmproduct.tab1.src='images/tab1.gif';
		document.frmproduct.tab2.src='images/tab2.gif';
		document.frmproduct.tab3.src='images/act_tab3.gif';
		document.frmproduct.tab4.src='images/tab4.gif';
		//mainbody.height=550;
		}
	function tab4click()
		{
		showdiv('contect4');hidediv('contect2');hidediv('contect3');hidediv('contect1');
		document.frmproduct.tab1.src='images/tab1.gif';
		document.frmproduct.tab2.src='images/tab2.gif';
		document.frmproduct.tab3.src='images/tab3.gif';
		document.frmproduct.tab4.src='images/act_tab4.gif';
		//mainbody.height=320;
		}