function AdviceSubmit()
{

	if (document.form_advice.q1.value == ""){
		alert ("请输入内容！");
		document.form_advice.q1.focus();
		return false;
	}
		if (document.form_advice.q2.value == "请输入您的电子邮箱"){
		alert ("请输入您的邮箱！");
		document.form_advice.q2.value='';
		document.form_advice.q2.focus();
		return false;
	}
	
				if ((document.form_advice.q2.value.indexOf("@")<0)||(document.form_advice.q2.value.indexOf(":")!=-1))
                {
                        alert("您填写的EMAIL无效、请填写一个有效的EMAIL、谢谢!\n\n");
                        document.form_advice.q2.focus();
                        return false;
                }
	
	document.form_advice.submit();
}

function startmarquee(lh,speed,delay,index){     
var t;     
var p=false;     
var o=document.getElementById("marqueebox"+index);     
o.innerHTML+=o.innerHTML;     
o.onmouseover=function(){p=true}     
o.onmouseout=function(){p=false}     
o.scrollTop = 0;     
function start(){     
t=setInterval(scrolling,speed);     
if(!p) o.scrollTop += 2;     
}     
function scrolling(){     
if(o.scrollTop%lh!=0){     
o.scrollTop += 2;     
if(o.scrollTop>=o.scrollHeight/2) o.scrollTop = 0;     
}else{     
clearInterval(t);     
setTimeout(start,delay);     
}     
}     
setTimeout(start,delay);     
}     
 
/**startmarquee(一次滚动高度,速度,停留时间,图层标记);**/     
//--> 
function topsearchdata()
{
		if (document.topsearch.keyword.value == "" | document.topsearch.keyword.value == "请输入关键字"){
		alert ("请输入关键字！");
		document.topsearch.keyword.value="";
		document.topsearch.keyword.focus();
		return false;
	}
}