// JavaScript Document

		
function objlocate(lyrname, sorh) { 
  var p,i,x;
   if(!sorh) sorh=document;
    if((p=lyrname.indexOf("?"))>0&&parent.frames.length) {
    sorh=parent.frames[lyrname.substring(p+1)].document; lyrname=lyrname.substring(0,p);}
  if(!(x=sorh[lyrname])&&sorh.all) x=sorh.all[lyrname];
   for (i=0;!x&&i<sorh.forms.length;i++) x=sorh.forms[i][lyrname];
  for(i=0;!x&&sorh.layers&&i<sorh.layers.length;i++) x=objlocate(lyrname,sorh.layers[i].document);
  if(!x && document.getElementById) x=document.getElementById(lyrname);
   return x;
}
function layerswap() {
  var i,p,v,obj,args=layerswap.arguments;
  for (i=0; i<(args.length-2); i+=3)
   if ((obj=objlocate(args[i]))!=null) {
   v=args[i+2];
    if (obj.style) {
     obj=obj.style;
      v=(v=='show')?'visible':(v='hide')?'hidden':v;
       }
    obj.visibility=v;
     }
}
function restoreimg() { 
  var i,x,a=document.MM_sr;
   for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}
function preloadimg() { 
  var d=document; 
  if(d.images){ 
  if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=preloadimg.arguments;
     for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){
     d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];
     }
     }
}
function imageswitch() { 
  var i,j=0,x,a=imageswitch.arguments;
   document.MM_sr=new Array;
    for(i=0;i<(a.length-2);i+=3)
   if ((x=objlocate(a[i]))!=null){
   document.MM_sr[j++]=x;
    if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];
    }
}

		
//Footer Navigation
button1=new Image
button2=new Image  
button3=new Image
button4=new Image 
button5=new Image
button6=new Image 
button7=new Image
button8=new Image 
button9=new Image
button10=new Image 

button1.src="./images/home/foot_search.gif"
button2.src="./images/home/foot_search_over.gif"
button3.src="./images/home/foot_contact.gif"
button4.src="./images/home/foot_contact_over.gif"
button5.src="./images/home/foot_site_map.gif"
button6.src="./images/home/foot_site_map_over.gif"
button7.src="./images/home/foot_links.gif"
button8.src="./images/home/foot_links_over.gif"
button9.src="./images/home/foot_directory.gif"
button10.src="./images/home/foot_directory_over.gif"


//Header Section
collections_on = new Image;
collections_on.src="./images/home/nav_collections_over.gif";
collections_off = new Image;
collections_off.src="./images/home/nav_collections.gif"; 
	
exh_on = new Image;
exh_on.src="./images/home/nav_exhibitions_over.gif";
exh_off = new Image;
exh_off.src="./images/home/nav_exhibitions.gif"; 
	  
info_on = new Image;
info_on.src="./images/home/nav_info_over.gif";
info_off = new Image;
info_off.src="./images/home/nav_info.gif"; 
	  
joinus_on = new Image;
joinus_on.src="./images/home/nav_join_over.gif";
joinus_off = new Image;
joinus_off.src="./images/home/nav_join.gif"; 
	  
programs_on = new Image;
programs_on.src="./images/home/nav_programs_over.gif";
programs_off = new Image;
programs_off.src="./images/home/nav_programs.gif"; 

store_on = new Image;
store_on.src="./images/home/nav_store_over.gif";
store_off = new Image;
store_off.src="./images/home/nav_store.gif";


function img_action(imgName)
	{ 
	 imgOn=eval(imgName+"_on.src");
     document[imgName].src = imgOn;
	} 
	
function img_inaction(imgName)
	{ 
	 imgOff=eval(imgName+"_off.src");
	 document[imgName].src=imgOff;
	}
	
	function popFoldWindow(folder,page)
		{
			newpage = folder + "/" + page + ".html";
			displayWin = window.open(newpage, "Art", "width=650,height=576,scrollbars=yes,toolbar=no");
		}
	function popImage(page)
		{
			newpage = "../images/exhibitions/" + page + ".jpg";
			displayWin = window.open(newpage, "Art", "width=650,height=600,scrollbars=yes,toolbar=no");
		}

/*
function SetEndDataStatus()
		{
			var selObj = document.getElementById("cboDateCompare");
			var selObj2 = document.getElementById("txtEndYear");
			selObj2.disabled=(selObj.value!=4) ;
		}
function AllowOnlyInt()
		{
			//alert('test') ;
			//if (!((event.keyCode==9) || (event.keyCode==8) || (event.keyCode==46) ||
			//(event.keyCode>=37 && event.keyCode<=40) || (event.keyCode>=48 && event.keyCode<=57))) return false ;
			//return true;
			
			//if({ 33:1, 36:1, 42:1, 94:1 }[e.which||e.keyCode]) //!$*^
			//e.preventDefault? e.preventDefault() : e.returnValue = false; 
		}
		*/