function Check_Products_Add(){
	if(ProductsAdd.Products_Count.value ==""){
		alert("提示：\n\n产品数量不能为空");
		ProductsAdd.Products_Count.focus();
		return false;
	}
	if(isNaN(ProductsAdd.Products_Count.value)){
		alert("提示：\n\n产品数量填写有误！");
		ProductsAdd.Products_Count.focus();
		return false;	
	}
}

function changeDesign(id){
	var i;
	for(i=1;i<=6;i++){
		if(i==id){
			document.getElementById("design"+i).style.display="";
			document.getElementById("de2_"+i).className="de_3";
		}
		else{
			document.getElementById("design"+i).style.display="none";
			document.getElementById("de2_"+i).className="de_2";
		}
	}	
}
function changeTg(id){
	var i;
	for(i=1;i<=2;i++){
		if(i==id){
			document.getElementById("tuiguang"+i).style.display="";
			document.getElementById("tgtitle_"+i).className="tg_2";
		}
		else{
			document.getElementById("tuiguang"+i).style.display="none";
			document.getElementById("tgtitle_"+i).className="tg_1";
		}
	}	
}
function changeHost(id){
	var i;
	for(i=1;i<=3;i++){
		if(i==id){
			document.getElementById("host"+i).style.display="";
			document.getElementById("ho2_"+i).className="de_3";
		}
		else{
			document.getElementById("host"+i).style.display="none";
			document.getElementById("ho2_"+i).className="de_2";
		}
	}	
}

function Check_Record_All(form)
{
	for (var i=0;i<form.elements.length;i++) {
		var e = form.elements[i];
		if (e.name != 'chkall')
			e.checked = form.chkall.checked; 
	}
}



var bannerAD=new Array();
var bannerADlink=new Array();
var adNum=0;

bannerAD[0]="images/photo.jpg";
bannerADlink[0]="webdesign.htm";

bannerAD[1]="images/photo2.jpg";
bannerADlink[1]="webdesign.htm";
bannerAD[2]="images/photo3.jpg";
bannerADlink[2]="anli.htm";
bannerAD[3]="images/photo4.jpg";
bannerADlink[3]="host.htm";

var preloadedimages=new Array();
for (i=1;i<bannerAD.length;i++){
preloadedimages[i]=new Image();
preloadedimages[i].src=bannerAD[i];
}
function setTransition(){
if (document.all){
bannerADrotator.filters.revealTrans.Transition=Math.floor(Math.random()*23);
bannerADrotator.filters.revealTrans.apply();
}}
function playTransition(){
if (document.all)
bannerADrotator.filters.revealTrans.play()}
function nextAd(){
if(adNum<bannerAD.length-1)adNum++ ;
else adNum=0;
setTransition();
document.images.bannerADrotator.src=bannerAD[adNum];
playTransition();
theTimer=setTimeout("nextAd()", 5000);}
function jump2url(){
jumpUrl=bannerADlink[adNum];
jumpTarget='_blank';
if (jumpUrl != ''){
if (jumpTarget != '')window.open(jumpUrl,jumpTarget);
else location.href=jumpUrl;
}}
function displayStatusMsg() {status=bannerADlink[adNum];document.returnValue = true;}