if(document.images){
	homeImg_off = new Image();
	homeImg_off.src = "images/nav_home.gif";
	homeImg_on = new Image();
	homeImg_on.src =  "images/nav_home_on.gif";
	
	planningImg_off = new Image();
	planningImg_off.src = "images/nav_planning.gif";
	planningImg_on = new Image();
	planningImg_on.src =  "images/nav_planning_on.gif";
	
	capitalImg_off = new Image();
	capitalImg_off.src = "images/nav_capital.gif";
	capitalImg_on = new Image();
	capitalImg_on.src =  "images/nav_capital_on.gif";
	
	consultingImg_off = new Image();
	consultingImg_off.src = "images/nav_consulting.gif";
	consultingImg_on = new Image();
	consultingImg_on.src =  "images/nav_consulting_on.gif";
	
	aboutImg_off = new Image();
	aboutImg_off.src = "images/nav_about.gif";
	aboutImg_on = new Image();
	aboutImg_on.src =  "images/nav_about_on.gif";
}
/* 
* Sawp images off
*/
function SwapImageOff(menu) {
	offImage = eval(menu+"Img_off");
   	document.images[menu + "Img"].src = offImage.src;
}
/*
* Swap Side Nav Image with new on Image 
*/
function SwapImageOn(menu) {
	onImage = eval(menu+ "Img_on");
  	active_image = menu;
   	document.images[menu + "Img"].src = onImage.src;  
}