function roll_on(img_name) {
	button = "images/" + img_name + "_on.jpg";
	document[img_name].src = button;
}
function roll_off(img_name) {
	button = "images/" + img_name + "_off.jpg";
	document[img_name].src = button;
}

function cache_images(img_name_array){

  for(x=0;x<img_name_array.length;x++) {
    eval(img_name_array[x]+"_off=new Image();");
    eval(img_name_array[x]+"_off.src=\"images/"+img_name_array[x]+"_off.jpg\";");
    eval(img_name_array[x]+"_on=new Image();");
    eval(img_name_array[x]+"_on.src=\"images/"+img_name_array[x]+"_on.jpg\";");
  }


}

var global=new Array('nav_about',
			 'nav_products',
			 'nav_delivery',
			 'nav_vending',
			 'nav_community',
			 'nav_contests',
			 'nav_kids',
			 'nav_contact'
);



function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}