function GetObj(objName){
			if(document.getElementById){
				return eval('document.getElementById("' + objName + '")');
			}else if(document.layers){
				return eval("document.layers['" + objName +"']");
			}else{
				return eval('document.all.' + objName);
			}
		}
		function ADMenu(index,flag){
			for(var i=0;i<9;i++){/* 最多支持9个标签 */
				if(GetObj("ADcon"+i)&&GetObj("ADm"+i)){
					GetObj("ADcon"+i).style.display = 'none';
					GetObj("ADm"+i).className = "ADMenuOff";
				}
			}
			if(GetObj("ADcon"+index)&&GetObj("ADm"+index)){
				GetObj("ADcon"+index).style.display = 'block';
				GetObj("ADm"+index).className = "ADMenuOn";
			}
		}
		
		function BBSMenu(index,flag){
			for(var i=0;i<9;i++){/* 最多支持9个标签 */
				if(GetObj("BBScon"+i)&&GetObj("BBSm"+i)){
					GetObj("BBScon"+i).style.display = 'none';
					GetObj("BBSm"+i).className = "BBSMenuOff";
				}
			}
			if(GetObj("BBScon"+index)&&GetObj("BBSm"+index)){
				GetObj("BBScon"+index).style.display = 'block';
				GetObj("BBSm"+index).className = "BBSMenuOn";
			}
		}
		
		function NOTEMenu(index,flag){
			for(var i=0;i<9;i++){/* 最多支持9个标签 */
				if(GetObj("NOTEcon"+i)&&GetObj("NOTEm"+i)){
					GetObj("NOTEcon"+i).style.display = 'none';
					GetObj("NOTEm"+i).className = "NOTE_MenuOff";
				}
			}
			if(GetObj("NOTEcon"+index)&&GetObj("NOTEm"+index)){
				GetObj("NOTEcon"+index).style.display = 'block';
				GetObj("NOTEm"+index).className = "NOTE_MenuOn";
			}
		}
		
		
		function todayylMenu(index,flag){
			for(var i=0;i<9;i++){/* 最多支持9个标签 */
				if(GetObj("todayylcon"+i)&&GetObj("todayylm"+i)){
					GetObj("todayylcon"+i).style.display = 'none';
					GetObj("todayylm"+i).className = "todayyl_MenuOff";
				}
			}
			if(GetObj("todayylcon"+index)&&GetObj("todayylm"+index)){
				GetObj("todayylcon"+index).style.display = 'block';
				GetObj("todayylm"+index).className = "todayyl_MenuOn";
			}
		}

		function todayyaolanMenu(index,flag){
			for(var i=0;i<9;i++){/* 最多支持9个标签 */
				if(GetObj("todayyaolancon"+i)&&GetObj("todayyaolanm"+i)){
					
					GetObj("todayyaolancon"+i).style.display = 'none';
					GetObj("todayyaolanm"+i).className = "todayyaolan_MenuOff";
				}
			}
			//alert(index);
			if(GetObj("todayyaolancon"+index)&&GetObj("todayyaolanm"+index)){
				GetObj("todayyaolancon"+index).style.display = 'block';
				GetObj("todayyaolanm"+index).className = "todayyaolan_MenuOn";
			}
		}
		
var h;
 var w;
 var l;
 var t;
 var topMar =1;
 var leftMar = -2;
 var space = 1;
 var isvisible;
 var MENU_SHADOW_COLOR='#FFEFDE';//定义下拉菜单阴影色
 var global = window.document
 global.fo_currentMenu = null
 global.fo_shadows = new Array

function HideMenu() 
{
 var mX;
 var mY;
 var vDiv;
 var mDiv;
 //thisform.selectweeks.style.visibility="visible";
	if (isvisible == true)
{
		vDiv = document.all("menuDiv");
		mX = window.event.clientX + document.body.scrollLeft;
		mY = window.event.clientY + document.body.scrollTop;
		if ((mX < parseInt(vDiv.style.left)) || (mX > parseInt(vDiv.style.left)+vDiv.offsetWidth) || (mY < parseInt(vDiv.style.top)-h) || (mY > parseInt(vDiv.style.top)+vDiv.offsetHeight)){
			vDiv.style.visibility = "hidden";
			//thisform.selectweeks.style.visibility="visible";
			isvisible = false;
		}
}
}

function ShowMenu(vMnuCode,tWidth) {
	//try{
	//thisform.selectweeks.style.visibility="hidden";
	//}catch(err){
      //alert(err.message);
	//}
	vSrc = window.event.srcElement;
	vMnuCode = "<table id='submenu' cellspacing=1 cellpadding=3 style='width:"+tWidth+"' class=down_menu onmouseout='HideMenu()'><tr><td nowrap align=left>" + vMnuCode + "</td></tr></table>";

	h = vSrc.offsetHeight;
	w = vSrc.offsetWidth;
	l = vSrc.offsetLeft + leftMar+4;
	t = vSrc.offsetTop + topMar + h + space-2;
	vParent = vSrc.offsetParent;
	while (vParent.tagName.toUpperCase() != "BODY")
	{
		l += vParent.offsetLeft;
		t += vParent.offsetTop;
		vParent = vParent.offsetParent;
	}

	menuDiv.innerHTML = vMnuCode;
	menuDiv.style.top = t;
	menuDiv.style.left = l;
	menuDiv.style.visibility = "visible";
	isvisible = true;
	
 makeRectangularDropShadow(submenu, MENU_SHADOW_COLOR, 4)
}

function makeRectangularDropShadow(el, color, size)
{
	var i;
	for (i=size; i>0; i--)
	{
		var rect = document.createElement('div');
		var rs = rect.style
		rs.position = 'absolute';
		rs.left = (el.style.posLeft + i) + 'px';
		rs.top = (el.style.posTop + i) + 'px';
		rs.width = el.offsetWidth + 'px';
		rs.height = el.offsetHeight + 'px';
		rs.zIndex = el.style.zIndex - i;
		rs.backgroundColor = color;
		var opacity = 1 - i / (i + 1);
		rs.filter = 'alpha(opacity=' + (100 * opacity) + ')';
		el.insertAdjacentElement('afterEnd', rect);
		global.fo_shadows[global.fo_shadows.length] = rect;
	}
}