function showDetails(){
	var dd = document.getElementsByTagName("select");
	for(var i=0;i<dd.length;i++){
		dd[i].style.display="none";	
	}
	var el = document.getElementById("proddetails");
	el.style.display = "block";
}
function closeDetails(){
	var dd = document.getElementsByTagName("select");
	for(var i=0;i<dd.length;i++){
		dd[i].style.display="inline";	
	}
	var el = document.getElementById("proddetails");
	el.style.display = "none";	
}