function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		main_menu_01_over = newImage("../menu/images/main_menu_01-over.gif");
		main_menu_02_over = newImage("images/main_menu_02-over.gif");
		main_menu_03_over = newImage("images/main_menu_03-over.gif");
		main_menu_04_over = newImage("images/main_menu_04-over.gif");
		main_menu_05_over = newImage("images/main_menu_05-over.gif");
		main_menu_06_over = newImage("images/main_menu_06-over.gif");
		main_menu_07_over = newImage("images/main_menu_07-over.gif");
		main_menu_08_over = newImage("images/main_menu_08-over.gif");
		main_menu_09_over = newImage("images/main_menu_09-over.gif");
		preloadFlag = true;
	}
}

/* Start Expand Collapse script*/
function ExpandCollapseImg(id, img) 
{     
      if (document.getElementById) 
      { // DOM3 = IE5, NS6
            if (document.getElementById(id).style.display == 'none')
            {
                  document.getElementById(id).style.display = 'block';
                  img.src = "../../images/btn_admin_collapse.gif";   
            } 
            else 
            {

                  document.getElementById(id).style.display = 'none';  
                  img.src = "../../images/btn_admin_expand.gif";
            }     
      } 
}


/* end Expand Collapse script*/
 /* start showHideDiv script: shows one div at a time*/
 function showHideDiv(targDiv){
   var divs=document.getElementsByClassName('article');
   var divs_ln=divs.length;
   for(i=0;i<divs_ln;i++){
 	divs[i].style.display='none';
   }
   document.getElementById(targDiv).style.display='block';
 }
/* end showHideDiv script*/

function popup(url)
{
	newwindow=window.open(url,'name','height=750,width=840');
	if (window.focus) {newwindow.focus()}
	return false;
}