function upButton(){
	   if(is.ie)
	   {
	       buttonObject.visibility="hidden";
	   }
	   else
	   {
	       buttonObject.visibility="hide";
	   }
	}
	function downButton(){
	    if(is.ie)
		{
            buttonObject.visibility="visible";
		}
		else
		{
		   buttonObject.visibility="show";
		}

	}
		function allUpbutton(){
	    if(is.ie)
		{
                this.document.all.zoomInDiv.style.visibility="hidden";
                this.document.all.zoomOutDiv.style.visibility="hidden";
                this.document.all.panDiv.style.visibility="hidden";
                
 
		}
		else
		{
                this.document.all.zoomInDiv.style.visibility="hide";
                this.document.all.zoomOutDiv.style.visibility="hide";
                this.document.all.panDiv.style.visibility="hide";
                
		 
		}
	}
		function upbuttonState(state){
	     //1 zoomIn
		if(state==1)
		{
		   buttonObject=this.document.all.zoomInDiv.style;
           upButton();
		}
		//zoomOut
		if(state==2)
		{
		   buttonObject=this.document.all.zoomOutDiv.style;
           upButton();
		}
		//setPanning()
		if(state==3)
		{
		   buttonObject=this.document.all.panDiv.style;
           upButton();
		}
		//gotoUrl
		
             
		
		//onoffLabel
		if(state==5)
		{
		}//drawFullExt
		
		
		
	}
	function buttonState(state)
	{
		//1 zoomIn
		if(state==1)
		{
		   buttonObject=this.document.all.zoomInDiv.style;
           downButton();
		}
		//zoomOut
		if(state==2)
		{
		   buttonObject=this.document.all.zoomOutDiv.style;
           downButton();
		}
		//setPanning()
		if(state==3)
		{
		   buttonObject=this.document.all.panDiv.style;
           downButton();
		}
		//gotoUrl
		
		//onoffLabel
		
		//drawFullExt
		if(state==6)
		{
		    buttonObject=this.document.all.fullDiv.style;
            downButton();
		}
		if(state==7)
		{
		    allUpbutton()
		}
	}