$.extend({
  getUrlVars: function(){
    var vars = [], hash;
    var hashes = window.location.href.slice(window.location.href.indexOf('?') + 1).split('&');
    for(var i = 0; i < hashes.length; i++) {
      hash = hashes[i].split('=');
      vars.push(hash[0]);
      vars[hash[0]] = hash[1];
    }
    return vars;
  },
  getUrlVar: function(name){
    return $.getUrlVars()[name];
  },
  preload:  function() {
    var cache = [];
	var args_len = arguments.length;
	for (var i = args_len; i--;) {
		var cacheImage = document.createElement('img');
		cacheImage.src = arguments[i];
		cache.push(cacheImage);
	}
  }
});

	
$(function() {
    $("#customer-id").focus(function() {
    	var default_values = new Array();
	    if (!default_values[this.id]) {
	        default_values[this.id] = this.value;
	    }
	    if (this.value == default_values[this.id]) {
	        this.value = '';
	    }
	    $(this).blur(function() {
	        if (this.value == '') {
	            this.value = default_values[this.id];
	        }
	    });
    });

	$(".more").click(function() { 
		$(this).parent().next().next().toggle();
	    if (!$(this).children("img").length) {
		    $(this).append("<img class='moreimg' src=res/more.gif>");
	    }
	    else {
		    var a = $(this).children("img");
		    var s = a.attr('src');
		    s = (s.indexOf("res/more.gif") != -1) ? "res/less.gif" : "res/more.gif";
		    a.attr('src', s);
	    }
	}).click();

    var a = $.getUrlVars()["a"];
    if (a) { $("#"+a).click(); $.scrollTo("#"+a); }
    
    hec.rollover.init();
});
//$(document).ready( function() {
//   hec.rollover.init();
//});

hec = {};
hec.rollover = {
   init: function() {
      this.preload();
     
      $(".footer-image").hover(
         function () { $(this).attr( 'src', hec.rollover.newimage($(this).attr('src')) ); },
         function () { $(this).attr( 'src', hec.rollover.oldimage($(this).attr('src')) ); }
      );
   },
   preload: function() {
      $(window).bind('load', function() {
         $('.ro').each( function( key, elm ) { $('<img>').attr( 'src', hec.rollover.newimage( $(this).attr('src') ) ); });
      });
   },
   newimage: function(src) {
	  return src.replace(/-gray\./, '.');
        },
   oldimage: function(src) {
      return src.substring( 0, src.search(/(\.[a-z]+)$/) ) + '-gray' + src.match(/(\.[a-z]+)$/)[0];
   }
};