if(document.images){
	nav_wb_wj_OFF = new Image();
	nav_wb_wj_OFF.src = "/img/nav_wb_wj_OFF.gif";
	nav_wb_wj_ON = new Image();
	nav_wb_wj_ON.src = "/img/nav_wb_wj_ON.gif";
		
	nav_wb_dn_OFF = new Image();
	nav_wb_dn_OFF.src = "/img/nav_wb_dn_OFF.gif";
	nav_wb_dn_ON = new Image();
	nav_wb_dn_ON.src = "/img/nav_wb_dn_ON.gif";
		
	nav_wb_w_OFF = new Image();
	nav_wb_w_OFF.src = "/img/nav_wb_w_OFF.gif";
	nav_wb_w_ON = new Image();
	nav_wb_w_ON.src = "/img/nav_wb_w_ON.gif";
		
	nav_wb_gg_OFF = new Image();
	nav_wb_gg_OFF.src = "/img/nav_wb_gg_OFF.gif";
	nav_wb_gg_ON = new Image();
	nav_wb_gg_ON.src = "/img/nav_wb_gg_ON.gif";
		
	nav_wb_sm_OFF = new Image();
	nav_wb_sm_OFF.src = "/img/nav_wb_sm_OFF.gif";
	nav_wb_sm_ON = new Image();
	nav_wb_sm_ON.src = "/img/nav_wb_sm_ON.gif";
		
	nav_wb_bt_OFF = new Image();
	nav_wb_bt_OFF.src = "/img/nav_wb_bt_OFF.gif";
	nav_wb_bt_ON = new Image();
	nav_wb_bt_ON.src = "/img/nav_wb_bt_ON.gif";
		
	nav_wb_c_OFF = new Image();
	nav_wb_c_OFF.src = "/img/nav_wb_c_OFF.gif";
	nav_wb_c_ON = new Image();
	nav_wb_c_ON.src = "/img/nav_wb_c_ON.gif";
}
function rollOverOn(imgId,navId){
	imgOn = eval('nav_wb_' + navId + '_ON.src');
	document.getElementById(imgId).src = imgOn;
}
function rollOverOff(imgId,navId){
	imgOff = eval('nav_wb_' + navId + '_OFF.src');
	document.getElementById(imgId).src = imgOff;
}