function menu_click(tbl_id, a_obj)
{
	
	if(a_obj.className=="sidemenu")
		a_obj.className="menuselected";
	else
		a_obj.className="sidemenu";
	if(tbl_id)
	{
		obj_tbl=document.all[tbl_id];
		if(obj_tbl.style.display=="none")
			obj_tbl.style.display="block";
		else
			obj_tbl.style.display="none";
	}
}

function product_menu_load(prod_id,menu_id)
{

	if(prod_id.length==1)
	{
		var	a_id="a_" + menu_id + prod_id;
		document.all[a_id].className="menuselected";
	}
	else
	{
		var a = prod_id.substring(0,1);
		var a_id="a_" + menu_id + a;
		document.all[a_id].className="menuselected";	
		ct_id="ct_" + menu_id + a;
		document.all[ct_id].style.display="block";
		var prd_id = "prd_" + prod_id;
		document.all[prd_id].className="menuselected";
	}

}
function validate()
{
	if(document.all.FirstName.value=="")
	{
		alert("Please fill First Name");
		document.all.FirstName.focus();
		return false;
	}
	if(document.all.LastName.value=="")
	{
		alert("Please fill First Name");
		document.all.LastName.focus();
		return false;
	}
	if((document.all.Email.value.indexOf("@")==-1)||(document.all.Email.value.indexOf(".")==-1)||(document.all.Email.value==""))
	{
		alert("Please fill valid e-mail address");
		document.all.Email.focus();
		return false;
	}
	if(document.all.Subject.value=="")
	{
		alert("Please enter e-mail subject");
		document.all.Subject.focus();
		return false;
	}
	if(document.all.MessegeText.value=="")
	{
		alert("Please enter e-mail content");
		document.all.MessegeText.focus();
		return false;
	}
	return true;

}