function switchMenu(obj) {

	var menus = new Array('menu_1','menu_2','menu_3','menu_4','menu_5','menu_6','menu_7','menu_8');
	var el = document.getElementById(obj);

	if (el) {
		if(el.style.display != "block")	{
		    for (i = 0;  i < menus.length;  i++) {
				cl = document.getElementById(menus[i]);
				if (cl) {
					cl.style.display = "none";
				}
			}
			el.style.display = "block";
		} else {
			el.style.display = "none";
		}
	}
}




var Win2=null;

function visPopup(url,xsize,ysize) {

	if (!Win2 || Win2.closed){
		var intX = 200;
		var intY = 200;
		var strFeatures = 'width='+(xsize+40)+',height='+(ysize+40)+',top='+ intX +',left='+ intY +',statusbar=no,menubar=no,toolbar=no,resizable=no,scrollbars=no,minimer=0,maximer=0,hotkeys=0';
		Win2 = window.open(url,'DaellsPopUp',strFeatures);
	}else{
		Win2.focus();
	}
	return false;
}



var Win=null;

function visPop(url,xsize,ysize) {
	
	var w = window.screen.width, h = window.screen.height;
	var intX = (w-xsize)/2, intY = (h-ysize)/2;

	if (!Win || Win.closed){
		var strFeatures = 'width='+(xsize)+',height='+(ysize)+',top='+ intX +',left='+ intY +',statusbar=no,menubar=no,toolbar=no,resizable=no,scrollbars=no,minimer=0,maximer=0,hotkeys=0';
		Win = window.open(url,'DaellsPopUp',strFeatures);
	}else{
		Win.focus();
	}
	return false;
}