function popUp(URL,w,h,s) {
	day = new Date();
	id = day.getTime();
	var winl = (screen.width-w)/2;
	var wint = (screen.height-w)/2;
	if (winl < 0) winl = 0;
	if (wint < 0) wint = 0;
	if (s) 
	{
		scrollbars = 'scrollbars=1';
	}
	else
	{
		scrollbars = 'scrollbars=0';
	}
	eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,"+scrollbars+",location=0,statusbar=1,menubar=0,resizable=0,width="+w+",height="+h+",left = "+winl+",top = "+wint+"');");
}

function setactivetab(target, obj) {
	var tabsheet = document.getElementById(target);
	obj.blur();
	tabsheet.className = 'tabsheet ' + obj.parentNode.className;
}