var imageurl;
function OpenImage(img){
imageurl=img;
OpenPImage();
}
function OpenPImage(){
if(imageurl==null)return;
var	url='http://www.buyest.com/store/pimage.aspx?img='+imageurl;
var	showx=(screen.availWidth-600)/2;
var	showy=(screen.availHeight-600)/2;
var	opimg=window.open(url, '_blank');
try{opimg.focus();}catch(e){alert("你开启了弹出窗口拦截，无法打开放大窗口。");}
}


var	selectsize = '';

function InitColor(){
	if(preview==''){
		ChangeSize();
	}
	else{
		var	img	=eval(document.images["imgPreview"]);
		var	imgname	=img.src.substr(img.src.lastIndexOf('/')+1,img.src.length-img.src.lastIndexOf('/'));
		var	pi = preview.split(";");
		for(i=0; i<pi.length;i++){
			if(pi[i]==imgname){
			    imageurl=previewurl.split(";")[i];
				ChangeColor(i);
				break;
			}
		}
	}
}

function ChangeColor(n){
	var	dropColor=eval("document.Form1.dropColor");
	dropColor.selectedIndex=n;
	ChangeSize();
}

function ChangeSize(){
	var	dropColor=eval("document.Form1.dropColor");
	var	dropSize=eval("document.Form1.dropSize");
	var	ibtnAdd=document.all.ibtnAddToCart;
	dropSize.options.length=0;
	var	cs = colorsize.split("|");
	if(cs[dropColor.selectedIndex]	== "0"){
		ibtnAdd.disabled=true;
		dropSize.disabled=true;
		dropSize.options[0]=new Option("缺货");
		document.getElementById("lblSizeDetial").innerHTML = "";
	}
	else{
		ibtnAdd.disabled=false;
		dropSize.disabled=false;
		for(i=0; i<sizedetial.length; i++){
			var	name = sizedetial[i][0];
			if((1<<i & cs[dropColor.selectedIndex]) == (1<<i))
			    dropSize.options[dropSize.options.length]	=	new	Option(name,i);
			if(selectsize==name){
				dropSize.selectedIndex=dropSize.options.length-1;
			}
		}
		SetSize();
	}
}

function SetSize()
{
	var	dropSize = eval("document.Form1.dropSize");
	var	sz = dropSize.options[dropSize.selectedIndex].text;
	for(i=0; i<sizedetial.length;i++) {
		if(sizedetial[i][0]	== sz) {
			selectsize = sz;
			var	sh = sizeheader.split(";");
		    var	tmp	=	"";
		    for(j=1; j<sh.length;	j++){
		    if(sizedetial[i][j]!='')
			    tmp	+= sh[j] + sizedetial[i][j]	+	"cm	";	
		    }
			document.getElementById("lblSizeDetial").innerHTML = tmp;
			break;
		}
	}
}

function SetColor(){
	if(preview=='')
		return;
	var	dropColor=eval("document.Form1.dropColor");
	var	pi = preview.split(";");
	imageurl=previewurl.split(";")[dropColor.selectedIndex];
	document.images["imgPreview"].src="http://pic.buyest.com/350/" + pi[dropColor.selectedIndex];
}

window.onload=InitColor;