function toggleDiv(item) {
   obj=document.getElementById(item);
   visible=(obj.style.display!="none")  
   if (visible) {
     obj.style.display="none";
   } else {
      obj.style.display="block";
   }
}

function toggleRow(item, visibility) {
   obj=document.getElementById(item);
   //visible=(obj.style.display!="none")
   
   //ie/mozilla fix	
   	 styleOn = (document.all) ? "block":"table-row";
    
   switch (visibility)  {
   		
   		case -1:
   			visible=(obj.style.display!="none")
   			obj.style.display = (visible) ? "none":styleOn;
   			break;
   		case  0:
   			obj.style.display="none";
   			break;   			
   		case  1:
   			obj.style.display=styleOn;
   			break;
   }
}

function noenter() {
  return !(window.event && window.event.keyCode == 13); 
}

  
function setRollovers(){
	imgs = document.images;
	numimages = imgs.length;
	for(i=0;i<numimages;i++){	
		if(imgs[i].className=='rollover'){
			homestate = imgs[i].src;
			srcparts = imgs[i].src.split('.');
			srcparts[srcparts.length-2] += '_over';
			overstate = srcparts.join('.');
			imgs[i].onmouseover = function(){ this.src = typeof(overstate)!='undefined'?overstate:this.src; };
			imgs[i].onmouseout = function(){ this.src = typeof(homestate)!='undefined'?homestate:this.src; };
		}
	}
}

windowload = window.onload;
window.onload = function() {
	setRollovers();
	if(typeof(windowload)=='function') windowload();	
}
	
function trim(str){return str.replace(/^\s*|\s*$/g,"");}