var t_DiglogX,t_DiglogY,t_DiglogW,t_DiglogH;
			function StrCode(str){
				if(encodeURIComponent)
					return encodeURIComponent(str);
				if(escape)
					return escape(str);
			}
			function Browser() {
				var ua,s,i;
				this.isIE=false;
				this.isNS=false;
				this.isOP=false;
				this.isSF=false;
				ua=navigator.userAgent.toLowerCase();
				s="opera";
				if((i=ua.indexOf(s))>=0) {
					this.isOP=true;
					return ;
				}s="msie";
				if((i=ua.indexOf(s))>=0) {
					this.isIE=true;
					return ;
				}s="netscape6/";
				if((i=ua.indexOf(s))>=0) {
					this.isNS=true;
					return ;
				}s="gecko";
				if((i=ua.indexOf(s))>=0) {
					this.isNS=true;
					return ;
				}s="safari";
				if((i=ua.indexOf(s))>=0) {
					this.isSF=true;
					return ;
				}
			}
			function DialogShow(showdata,ow,oh,w,h) {
				var objDialog=document.getElementById("DialogMove");
				if(!objDialog)objDialog=document.createElement("div");
				t_DiglogW=ow;
				t_DiglogH=oh;
				DialogLoc();
				objDialog.id="DialogMove";
				var oS=objDialog.style;
				oS.display="block";
				oS.top=t_DiglogY+"px";
				oS.left=t_DiglogX+"px";
				oS.margin="0px";
				oS.padding="0px";
				oS.width=w+"px";
				oS.height=h+"px";
				oS.position="absolute";
				oS.zIndex="5";
				oS.background="#FFF";
				oS.border="solid #000 1px";
				objDialog.innerHTML=showdata;
				document.body.appendChild(objDialog);
			}
			function DialogHide() {
				ScreenClean();
				var objDialog=document.getElementById("DialogMove");
				if(objDialog)objDialog.style.display="none";
			}
			function DialogLoc() {
				var dde=document.documentElement;
				if(window.innerWidth) {
					var ww=window.innerWidth;
					var wh=window.innerHeight;
					var bgX=window.pageXOffset;
					var bgY=window.pageYOffset;
				}else {
					var ww=dde.offsetWidth;
					var wh=dde.offsetHeight;
					var bgX=dde.scrollLeft;
					var bgY=dde.scrollTop;
				}t_DiglogX=(bgX+((ww-t_DiglogW)/2));
				t_DiglogY=(bgY+((wh-t_DiglogH)/2));
			}
			function ScreenConvert() {
				var browser=new Browser();
				var objScreen=document.getElementById("ScreenOver");
				if(!objScreen)var objScreen=document.createElement("div");
				var oS=objScreen.style;
				objScreen.id="ScreenOver";
				oS.display="block";
				oS.top=oS.left=oS.margin=oS.padding="0px";
				if(document.body.clientHeight) {
					var wh=document.body.clientHeight+30+"px";
				}else if(window.innerHeight) {
					var wh=window.innerHeight+30+"px";
				}else {
					var wh="100%";
				}oS.width="100%";
				oS.height=wh;
				oS.position="absolute";
				oS.zIndex="3";
				if((!browser.isSF)&&(!browser.isOP)) {
					oS.background="#cccccc";
				}else {
					oS.background="#cccccc";
				}oS.filter="alpha(opacity=50)";
				oS.opacity=40/100;
				oS.MozOpacity=40/100;
				// 即时获取当前 scollTop的高度offsetHeight
				var scollHeight = document.documentElement.scrollTop + document.documentElement.clientHeight;
					scollHeight = scollHeight + "px";
					objScreen.innerHTML = "<table height="+scollHeight+" opacity='1'><tr><td></td></tr></table>";
//				objScreen.innerHTML = "<table height='1200px' opacity='1'><tr><td></td></tr></table>";
				document.body.appendChild(objScreen);
				var allselect=document.getElementsByTagName("select");
				for(var i=0;i<allselect.length;i++)allselect[i].style.visibility="hidden";
			}
			function ScreenClean() {
				var objScreen=document.getElementById("ScreenOver");
				if(objScreen)objScreen.style.display="none";
				var allselect=document.getElementsByTagName("select");
				for(var i=0;i<allselect.length;i++)allselect[i].style.visibility="visible";
			}