/*********************************************/	
/* Open Tabs*/	
function open_tab(tab)
	{
		var loop_max = (document.getElementById("tab_number").value/1) + (1);
		for(var i = 1; i < loop_max; i++)
			{
					var tab_href = "tab_href_"+i;
					var tab_id = "tab_"+i;
					if(i == tab)
						{
							href_class = "active";
							tab_class = "tab_content";
						}
					else
						{
							href_class = "";
							tab_class = "no_display";
						}
					document.getElementById(tab_href).className =  href_class;
					document.getElementById(tab_id).className = tab_class;
			}
	}