function setWindowSize ()
{
window.resizeTo(917, 980);

}

function hide(object) { 


if (document.layers && document.layers[object] != null) { 
document.layers[object].visibility = 'hidden'; 
} 

else if (document.all) { 
document.all[object].style.visibility = 'hidden'; 
} 

} 

function hideall() { 
document.getElementById('contents').style.visibility="hidden";
//document.getElementById('contents2').style.visibility="hidden";
document.getElementById('contents3').style.visibility="hidden";
//document.getElementById('contents4').style.visibility="hidden";
document.getElementById('contents5').style.visibility="hidden";
}


<!-- Begin
var refer=true;

function combo(object) {

document.getElementById('contents').style.visibility="hidden";
//document.getElementById('contents2').style.visibility="hidden";
document.getElementById('contents3').style.visibility="hidden";
//document.getElementById('contents4').style.visibility="hidden";
document.getElementById('contents5').style.visibility="hidden";

if (document.layers) { 
document.object.visibility = "visible";

} 

else if (document.all) { 

document.all[object].style.visibility = 'visible'; 
} 

else  if (document.getElementById)
{
document.getElementById(object).style.visibility = 'visible';
}

 
}

function changeBG1(x)

{   

if(document.layers){            
 //thisbrowser="NN4";             
  
document.x.bgColor = "EF3E33";       
}         
else if(document.all){ 
            //thisbrowser="ie"  
			
   x.style.backgroundColor='EF3E33';  
       }        
 else if(document.getElementById){        
     //thisbrowser="NN6";   
	
   document.getElementById('x').style.backgroundColor='EF3E33';           
 }
 }
 
 function changeBG2(x)

{   
	
if(document.layers){            
 //thisbrowser="NN4";             
document.layers["x"].bgColor='2F3192';         
}         
else if(document.all){ 
            //thisbrowser="ie"          
   x.style.backgroundColor='2F3192';  
       }        
 else if(document.getElementById){        
     //thisbrowser="NN6";          
   document.getElementById("x").style.backgroundColor='2F3192';           
 }
 }
 
//  End -->