function window.onload(){
	document.ondragstart = new Function("return false;");
	document.oncontextmenu = new Function("return false;");
}

<!--
	function GW_fadeOI(GW_ObjName,GW_Timer,GW_Mode)
	{
	//淡出淡入对象 参数：对象名，动画时长，1 为显示
		if (document.all.item(GW_ObjName)!= null){
					if (GW_Mode==1)
					{
						document.all.item(GW_ObjName).style.visibility="visible";
						document.all.item(GW_ObjName).style.filter="alpha(opacity=90)";
					}
					else
						document.all.item(GW_ObjName).style.visibility="hidden";
			}
	}
	
	
	
	var GW_hideID;
	var GW_MenuName="Menu";
	
	function GW_Show_Menu (GW_Number)
	{//显示菜单 参数： 菜单名，编号
		
		var GW_Tempvar=1;

		
		if (GW_hideID) clearTimeout (GW_hideID);
		
		for (;document.all.item(GW_MenuName + GW_Tempvar)!=null;GW_Tempvar++)
			{if (GW_Number!=GW_Tempvar) document.all.item(GW_MenuName + GW_Tempvar).style.visibility="hidden";}


		GW_fadeOI(GW_MenuName + GW_Number,0.3,1);
			


	}	
	

	function GW_Hidden_Menu()
	{//隐藏菜单 
		GW_hideID =setTimeout("GW_Hidden_Menu_engine()",0);
	}
	
	function GW_Hidden_Menu_engine()
	{
	
		var GW_Tempvar=1;
		
			for (;document.all.item(GW_MenuName + GW_Tempvar)!=null;GW_Tempvar++)
				document.all.item(GW_MenuName + GW_Tempvar).style.visibility="hidden";
	}
	
	
	
	function MouseMoveover(nObj){
		
		nObj.bgColor="#999999"; 
		nObj.style.cursor="hand"; 

	}
	function MouseOut(nObj){
		nObj.bgColor="#F0F0F0"; 
		nObj.style.cursor=""; 
	}
	
	function JumpUrl(sURL,Mode)
	{
		
		switch (Mode)
		{
		case 1:
			window.location.href=sURL;
			break;
		case 2:
			window.open(sURL,"");
			break;
		}

	}



function playing(Str,Url)
{
	AutoSetWindowVPos();
	SetScrollWord(Str);
	SetSource('mms://210.83.29.166/'+Url);
	DoPlay();
	return false;
}

function ShowNote(MoveObj)
{
	document.all.item(MoveObj).style.display="";
	document.all.item(MoveObj).style.visibility="";
	document.all.item(MoveObj).style.filter="alpha(opacity=90);";
		
	var NewX,NewY;
	var MaxX,MaxY;

	NewX=event.clientX+3;
	NewY=event.clientY+3;
	
	MaxX=document.body.offsetWidth-30-document.all.item(MoveObj).offsetWidth
	
	if (event.clientX>MaxX)
	{
		NewX=event.clientX-document.all.item(MoveObj).offsetWidth-3;
		if (NewX<0)
			NewX=0   ;
	}

	document.all.item(MoveObj).style.left=NewX+document.body.scrollLeft;
	

	MaxY=document.body.offsetHeight-30-document.all.item(MoveObj).offsetHeight;
	
	if (event.clientY>MaxY)
	{
		NewY=event.clientY-document.all.item(MoveObj).offsetHeight-3;
		if (NewY<0)
			NewY=0;
	}

	
	document.all.item(MoveObj).style.top =NewY+document.body.scrollTop;

}


function HiddenNote(MoveObj)
{
	document.all.item(MoveObj).style.display="none";
}


function ShowInput()
{
	switch(document.all.sslx.value)
	{
		case "1":
		case "2":
		case "3":
		case "4":
		 document.all.input1.style.display="inline";
		 document.all.input2.style.display="inline";
		 document.all.input3.style.display="inline";
		 document.all.input4.style.display="none";
		 document.all.input5.style.display="none";
		 document.all.input6.style.display="none";
		 document.all.input7.style.display="none";
		 break;
		 
		case "5":
		 document.all.input1.style.display="none";
		 document.all.input2.style.display="none";
		 document.all.input3.style.display="none";
		 document.all.input4.style.display="inline";
		 document.all.input5.style.display="none";
		 document.all.input6.style.display="none";
		 document.all.input7.style.display="inline";
		 break;
		 
		case "6":
		 document.all.input1.style.display="none";
		 document.all.input2.style.display="none";
		 document.all.input3.style.display="none";
		 document.all.input4.style.display="none";
		 document.all.input5.style.display="inline";
		 document.all.input6.style.display="none";
		 document.all.input7.style.display="inline";
		 break;
		 
		case "7":
		 document.all.input1.style.display="none";
		 document.all.input2.style.display="none";
		 document.all.input3.style.display="none";
		 document.all.input4.style.display="none";
		 document.all.input5.style.display="none";
		 document.all.input6.style.display="inline";
		 document.all.input7.style.display="inline";
		 break;
	}
}

function znsssubmit()
{
 	switch(document.all.sslx.value)
	{
		case "1":
		  tijiao.method="POST"
		  tijiao.action="main.asp";
		  break;
		case "2":
		  tijiao.method="POST"
		  tijiao.action="main21.asp";
		  tijiao.submit();
		  break;
		case "3":
		  tijiao.method="POST"
		  tijiao.action="main22.asp";
		  tijiao.submit();
		  break;
		case "4":
		  tijiao.method="POST"
		  tijiao.action="main23.asp";
		  tijiao.submit();
		  break;
		case "5":
		  tijiao.action="main.asp";
		  break;
		case "6":
		  tijiao.action="main.asp";
		  break;
		case "7":
		  tijiao.action="main.asp";
		  break;
	}
}
//-->