function nav_link(sfrm,slink){
	/*
		功能：为诸如分页显示服务的链接方法
		方法:<a href=NEXTPAGE onclick="nav_link('frm1','tagfile.php?id=1&page=2')下一页</a>"
		环境：IE,NS
	*/
	var ofrm=document.getElementById(sfrm);
	ofrm.action=slink;
	ofrm.submit();
}

function MM_preloadImages() { //v3.0
    var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
	var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
	var p,i,x;  if(!d) d=document;
	if((p=n.indexOf("?"))>0&&parent.frames.length) {
		d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
	if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
	for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
	if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
	var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
	if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MM_showHideLayers() {	//v6.0
	var i,p,v,obj,args=MM_showHideLayers.arguments;
	for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
	if (obj.style) { obj=obj.style; v=(v=='show')?'inline':(v=='hide')?'none':v; }
	obj.display=v; }
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
	window.open(theURL,winName,features);
}
function Show_BlkBlackTab(BlkBlackTabid_num,BlkBlackTabnum){
	for(var i=0;i<3;i++){document.getElementById("BlkBlackTabcontent_"+BlkBlackTabid_num+i).style.display="none";}
	for(var i=0;i<3;i++){document.getElementById("smsTabmenu_"+BlkBlackTabid_num+i).className="sms-titleTaboff";}
	document.getElementById("smsTabmenu_"+BlkBlackTabid_num+BlkBlackTabnum).className="sms-titleTab";
	document.getElementById("BlkBlackTabcontent_"+BlkBlackTabid_num+BlkBlackTabnum).style.display="block";
}
function check_all(oObj,sNm){
	/*
		功能：根据触发事件的checkbox状态，设置控制域的checkbox状态
		环境：IE,NS
	*/
	var sStat=oObj.checked;
	var oTagObj=document.getElementsByName(sNm);
	sTagLength=oTagObj.length;
	for (i=0;i<sTagLength ;i++ ){
		oTagObj[i].checked=sStat;
	}
}

function Show_BlkBlackTab(BlkBlackTabid_num,BlkBlackTabnum){
	for(var i=0;i<4;i++){document.getElementById("BlkBlackTabcontent_"+BlkBlackTabid_num+i).style.display="none";}
	for(var i=0;i<4;i++){document.getElementById("adsearchTabmenu_"+BlkBlackTabid_num+i).className="adsearch-titleTaboff";}
	document.getElementById("adsearchTabmenu_"+BlkBlackTabid_num+BlkBlackTabnum).className="adsearch-titleTab";
	document.getElementById("BlkBlackTabcontent_"+BlkBlackTabid_num+BlkBlackTabnum).style.display="block";
}

function batch_compare(sObj){
	var checkList = document.getElementsByName(sObj);
	var nodes = $A(checkList);
	var strQuery = '';
	for (var i=0; i<nodes.length; i++){
		if(nodes[i].checked)
			strQuery = strQuery+nodes[i].value+",";
	}
	if(strQuery==""){
		alert("您没有选择任何产品，无法比较");
		return;
	}else{
		window.open("/shop/good_compare.php?f=1&s="+strQuery.substring(0,strQuery.length-1));
	}
}

function chg_se_frm_act(obj){
	if (obj.options[obj.selectedIndex].value=='1'){
		nav_se_frm.action="/shop/good_list.php";
		$("nav_se_kw").name = "pn";
	}else if(obj.options[obj.selectedIndex].value=='2'){
		nav_se_frm.action="/shop/shop_list.php";
		$("nav_se_kw").name = "cn";
	}else if(obj.options[obj.selectedIndex].value=='3'){
		nav_se_frm.method="get";
		nav_se_frm.action="/shop/design_list.php";
		$("nav_se_kw").name = "dname";
	}
}