function Login() {
	if(navigator.appName == "Microsoft Internet Explorer")
	{
	try	{
			var re;
			var height = 425;
			var width = 300;
			re = window.showModalDialog("/Engines/System/Sys_PopUp.aspx", "/Design/SignIn/SignIn.aspx","dialogHeight: " + height + "px; dialogWidth: " + width + "px; edge: Raised; scroll: no; center: Yes; help: No; resizable: No; status: yes;");
						
			if(re)	
			{
				if(re!=true)
				{
					window.location.href = '/';
				}
			}
		} catch(e) {window.location.href = '/Login/';}
	} 
	else
	{
		window.location.href = '/Login/';
	}
}