// JavaScript Document

function button_on ( imgName ) {
	butOn = eval ( imgName + "_over.src" );
	document [imgName].src = butOn;
}

function button_off ( imgName ) {
	butOff = eval ( imgName + "_off.src" );
	document [imgName].src = butOff;
}


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]+"_over.jpg\";");
    eval(img_name_array[x]+"_over=new Image();");
    eval(img_name_array[x]+"_over.src=\"images/"+img_name_array[x]+"_over.jpg\";");
  }
}

var globalNav=new Array('nav_products','nav_services','nav_support','nav_about','nav_partners','nav_contact');

cache_images(globalNav);