var tips; var theTop = 40/*这是默认高度,越大越往下*/; var old = theTop;
function initFloatTips() {
	tips = document.getElementById('divQQbox');
	moveTips();
}

function moveTips() {
	var tt=50;
	if (window.innerHeight) {
		pos = window.pageYOffset;
	}else if (document.documentElement && document.documentElement.scrollTop) {
		pos = document.documentElement.scrollTop;
	}else if (document.body) {
		pos = document.body.scrollTop;
	}
	pos=pos-tips.offsetTop+theTop;
	pos=tips.offsetTop+pos/10;
	if (pos < theTop) pos = theTop;

	if (pos != old) {
		tips.style.top = pos+"px";
		tt=10;
	}

	old = pos;
	setTimeout(moveTips,tt);
}



function OnlineOver(){
	document.getElementById("divMenu").style.display = "none";
	document.getElementById("divOnline").style.display = "block";
	document.getElementById("divQQbox").style.width = "145px";
}

function OnlineOut(){
	document.getElementById("divMenu").style.display = "block";
	document.getElementById("divOnline").style.display = "none";
}

function hideMsgBox(theEvent){ //theEvent用来传入事件，Firefox的方式
	if ( document.documentElement.contains ) {
		if (document.getElementById('divOnline').contains(event.toElement)) { //如果是子元素
			return; //结束函式
		}
	} else if ( document.documentElement.compareDocumentPosition ){
		if (document.getElementById('divOnline').compareDocumentPosition(theEvent.relatedTarget)) { //如果是子元素
			return; 
 		}
	}

	/*要执行的操作*/
	document.getElementById("divMenu").style.display = "block";
	document.getElementById("divOnline").style.display = "none";
}
$(function(){
	initFloatTips();
});