function op(strId,iNum,iAll){
	var strIdName;
	var strTabName;
	for(var i=0;i<iAll;i++){
		strTabName = strId + i;
		strIdName = strId + "item" + i;
		if(i==iNum)
		{
			document.getElementById(strTabName).className = strId + "_a";
			document.getElementById(strIdName).style.display="block";
		}
		else
		{
			document.getElementById(strTabName).className = strId + "_b";
			document.getElementById(strIdName).style.display='none';
		}
	}
}

function tgMenu(strId){
	var strStyle = document.getElementById(strId).style.display;
	if(strStyle=="none")
		document.getElementById(strId).style.display="block";
	else
		document.getElementById(strId).style.display='none';
}

function LoadFlash(url,wmode,width,Height)
{ 
document.write(
  '<embed src="' + url + '" wmode=' + wmode +
  ' quality="high" pluginspage=http://www.macromedia.com/go/getflashplayer type="application/x-shockwave-flash" width="' + width + 
  '" height="' + Height + '"></embed>');   
}

function ScroPic(strId)
{
	var p0 = "scropic" + strId;
	var p1 = p0 + "1"
	var p2 = p0 + "2";
	var speed=5
	document.getElementById(p2).innerHTML=document.getElementById(p1).innerHTML
	function aMarquee11(){
	if(document.getElementById(p2).offsetWidth-document.getElementById(p0).scrollLeft<=0)
	document.getElementById(p0).scrollLeft-=document.getElementById(p1).offsetWidth
	else{
	document.getElementById(p0).scrollLeft++
	}
	}
	var aMyMar1=setInterval(aMarquee11,speed)
	document.getElementById(p0).onmouseover=function() {clearInterval(aMyMar1)}
	document.getElementById(p0).onmouseout=function() {aMyMar1=setInterval(aMarquee11,speed)}
}

var Weight;
var Ht;
function Calc(form){
var difference;
difference = (Weight)/ ((Ht) * (Ht))*10000;
//form.zs.value = difference;
if (difference <15) {alert("您太瘦，应去做个体检，增加营养。");}
if (difference >=15 && difference < 18.5) {alert("您过度苗条，应增加营养和锻炼。");}
if (difference >=18.5 && difference < 22) {alert("恭喜恭喜！您的身材非常标准，请注意保持！");}
if (difference >=22 && difference < 25) {alert("您是健康体重,但已不苗条，小心。");}
if (difference >=25 && difference < 30) {alert("您的身材仍属健康体重范围，但您看起来已经偏胖。有着更高层次审美观、追求健康美丽的您，应该有意识减肥了。");}
if (difference >=30 && difference < 40) {alert("您体重超重，应该对自己的体重足够重视，立即减肥。");}
if (difference >=40 && difference < 900) {alert("您的体重严重超标，它会严重影响您的正常生活，甚至引起相关疾病。对目前的您来讲，再没有比减肥更紧迫的事情了。");}
if (difference >=900) {alert("身高单位是(厘米)");}
}
function SetWeight(weight){Weight = weight.value;}
function SetHt(ht){Ht = ht.value;}
function ClearForm(form){
form.Weight.value = "";
form.Ht.value = "";
form.Fdiff.value = "";
form.meaning.value = "";}