var elem;

function Validationkeyword(theform)
{
  if (theform.Keyword.value == "")
  {
    alert("Please enter your search keyword.");
    theform.Keyword.focus();
    return (false);
  }
    return (true);
 } 
 
 function displayWindow(url, width, height) {
      var url1 = 'bigimage.asp?pic=' + url + '&height=' + height + '&width=' + width;
	  var Win = window.open(url1,"1",'width=' + width + ',height=' + height + ',resizable=1,scrollbars=yes,menubar=no,status=no,screenX=0,screenY=0,top=0,left=0' );
 }
 
 function OpenPopUp(url, width, height) {
	  var Win = window.open(url,"displayWindow",'width=' + width + ',height=' + height + ',resizable=1,scrollbars=yes,menubar=yes,status=no' );
  }
 
 function switchImage(sColor) {
    if (sColor != "") {
	   if (document.images.ItemPic) {
		   document.images.ItemPic.src = 'images/' + sColor;
	      }
	   } 
     }	
     	
 function clearall(){
 
 elem = document.getElementById("menuaccess");
 if(isNaN(elem)) { 
    elem.style.display="none";
   } 
 
 elem = document.getElementById("menufeatures");
 if(isNaN(elem)) { 
    elem.style.display="none";
   } 
 
 elem = document.getElementById("menuspec");
 if(isNaN(elem)) { 
    elem.style.display="none";
   } 
 
 elem = document.getElementById("menuitem");
 if(isNaN(elem)) { 
    elem.style.display="none";
   } 
   
 elem = document.getElementById("lyracce");
 if(isNaN(elem)) { 
    elem.style.display="none";
   }   
 
 elem = document.getElementById("lyrfeat");
 if(isNaN(elem)) { 
    elem.style.display="none";
   }   
 
 elem = document.getElementById("lyritem");
 if(isNaN(elem)) { 
    elem.style.display="none";
   }   
 
 elem = document.getElementById("lyrspec");
 if(isNaN(elem)) { 
    elem.style.display="none";
   }   
 }

function setaccess()
{
 clearall();
 elem = document.getElementById("menuaccess");
 elem.style.display="block";
 
 elem = document.getElementById("lyracce");
 elem.style.display="block";
}
 
function setfeat()
{
 clearall();
 elem = document.getElementById("menufeatures");
 elem.style.display="block";
 
 elem = document.getElementById("lyrfeat");
 elem.style.display="block";
}
 
function setitem()
{
 clearall();
 elem = document.getElementById("menuitem");
 elem.style.display="block";
 
 elem = document.getElementById("lyritem");
 elem.style.display="block";
 }
 
function setspec()
{
 clearall();
 elem = document.getElementById("menuspec");
 elem.style.display="block";
 
 elem = document.getElementById("lyrspec");
 elem.style.display="block";
 }