document.write("<div class='QQbox' id='divQQbox' >");
document.write("<div class='Qlist' id='divOnline' onmouseout='hideMsgBox(event);' style="display : none;">");
document.write("<div class='t'></div><span style="display:none;" class="publish-time">2026-09-22 06:00:57</span>");
document.write("<div class='con'>");
document.write("<h2>在线客服</h2>");
document.write("<ul>");
document.write("<li class=odd><a href="javascript:;" rel="nofollow" target="_blank" target='_blank'><img src="javascript:;"  border='0' alt='QQ' />化工原料专员</a></li>");
document.write("<li><a href="javascript:;" rel="nofollow" target="_blank" target='_blank' ><img src="javascript:;"  border='0' alt='QQ' />化学试剂专员</a></li>");
document.write("<li><a href="javascript:;" rel="nofollow" target="_blank" target='_blank'><img src="javascript:;"  border='0' alt='QQ' />实验仪器专员</a></li>");
document.write("<li><a href="javascript:;" target='_blank'><img src="javascript:;"  border='0' alt='QQ' />化学试剂专员</a></li>");
document.write("<li style="font-size:12px;"> 电话：029-83181255</li>");
document.write("</ul>");document.write("</div>");
document.write("<div class='b'></div>");
document.write("</div>");
document.write("<div id='divMenu' onmouseover='OnlineOver();'><img src="https://www.legao58.com/img/3f/4b3db/7f58a.png?orig=.%2Fimages%2Fqq%2Fqq_1.png" class='press' alt='QQ客服热线' /></div>");
document.write("</div>");
//<![CDATA[
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;
//alert(tips.style.top);
}
old = pos;
setTimeout(moveTips,tt);
}
//!]]>
initFloatTips();

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 (theEvent){
　 var browser=navigator.userAgent; //取得浏览器属性
　 if (browser.indexOf("Firefox")>0){ //如果是Firefox
　　 if (document.getElementById('divOnline').contains(theEvent.relatedTarget)) { //如果是子元素
　　 return; //结束函式
}
}
if (browser.indexOf("MSIE")>0){ //如果是IE
if (document.getElementById('divOnline').contains(event.toElement)) { //如果是子元素
return; //结束函式
}
}
}
/*要落实的操作*/
document.getElementById("divMenu").style.display = "block";
document.getElementById("divOnline").style.display = "none";
}<!--耗时0.111260891秒-->