function init() {   
       setInterval("setalpha();",1); 
 }   
    
function setalpha()   
 {   
	 var msg=document.getElementById("message");
        if(msg.filters.alpha.opacity>0 )  { 
           msg.filters.alpha.opacity = msg.filters.alpha.opacity-1;  
		 }
		 if(msg.filters.alpha.opacity==0) {
		  msg.style.display="none";
		 }
 } 
 
 /*关闭层*/
 function closeDiv() {
    document.getElementById("message").style.display = "none";
 }

function del(url,id)
			{
			  var msg="确认删除吗？";
			  if(window.confirm(msg)) {
			  location.href=url+"?act=delete&id="+id;
			 }
            }
 
 　//-- Begin
　　function delMore(url){
        var msg="请选择要删除的数据";
		var ckbox = document.all("C1");
		var ids = "";
		if (ckbox == null) return;
		for(var i=0;i<ckbox.length;i++){
		  if(ckbox[i].checked == true){
		    ids += ckbox[i].value+",";
		    }
		}
		if(ids != ""){
		 if(confirm('您确认删除这些数据吗？')){
		    ids = ids.substring(0,ids.length-1);
		      location.href=url+"?act=deleteBatch&ids="+ids;
		   }else{return;}
		}else{
		alert(msg);return false;
		}
	}
	
		/*全选/反选*/
　　　function switchAll() {
        var b=true;
		var ckbox = document.getElementsByName("C1");
		if (ckbox == null) return;
		for(var i=0;i<ckbox.length;i++){
		if(ckbox[i].checked == true){
		ckbox[i].checked = false;
		b=false;
		}else{
		ckbox[i].checked = true;
		}
		}
		 if(!b){
		  document.getElementById("TT").value="全部选中";
		}
		else{
		  document.getElementById("TT").value="全部取消";
		}
		}
　　//  End -->

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}



function checkFileSize(width, height) {
	var standardWidth = width;
	var standardHeight = height;
	var fileSrc = document.getElementById("imgUrl").value;
	if (fileSrc == null) {
		return true;
	} else {
		if (fileSrc == "") {
			return true;
		}
	}
	var suffix = fileSrc.substring(fileSrc.lastIndexOf(".") + 1);
	suffix = suffix.toUpperCase();
	if (!(suffix == "JPG" || suffix == "GIF" || suffix == "PNG" || suffix == "JPEG" || suffix == "BMP")) {
		alert("\u56fe\u7247\u683c\u5f0f\u4e0d\u6b63\u786e,\u652f\u6301\u4e0a\u4f20JPG\u3001GIF\u3001PNG\u3001BMP\u683c\u5f0f\u7684\u56fe\u7247!");
		return false;
	}
	var img = new Image();
	img.src = fileSrc;
	if (img.width != standardWidth || img.height != standardHeight) {
		alert("\u6587\u4ef6\u5c3a\u5bf8\u4e0d\u7b26\u5408\u89c4\u683c!\u8bf7\u9009\u62e9" + standardWidth + " x " + standardHeight + " pixels\u7684\u56fe\u7247");
		return false;
	} else {
		return true;
	}
}