$(document).ready( function()
{
   PEPS.rollover.init();
});

PEPS = {};

PEPS.rollover =
{
   init: function()
   {
      this.preload();
     
      $(".ro").hover(
         function () { $(this).attr( 'src', PEPS.rollover.newimage($(this).attr('src')) ); },
         function () { $(this).attr( 'src', PEPS.rollover.oldimage($(this).attr('src')) ); }
      );
      
      $(".ro").focus(
         function () { $(this).attr( 'src', PEPS.rollover.newimage($(this).attr('src')) ); },
         function () { $(this).attr( 'src', PEPS.rollover.oldimage($(this).attr('src')) ); }
      );
      $(".ro").blur(
         //function () { $(this).attr( 'src', PEPS.rollover.newimage($(this).attr('src')) ); },
         function () { $(this).attr( 'src', PEPS.rollover.oldimage($(this).attr('src')) ); }
      );
      
   },

   preload: function() {
      $(window).bind('load', function() {
         $('.ro').each( function( key, elm ) { $('<img>').attr( 'src', PEPS.rollover.newimage( $(this).attr('src') ) ); });
      });
   },
   
   newimage: function(src) {
      if (src.indexOf('_o') == -1) { // If the image is already 'on' then don't add the filename suffix again.
        return src.substring( 0, src.search(/(\.[a-z]+)$/) ) + '_o' + src.match(/(\.[a-z]+)$/)[0];
      } else {
        return src;
      }
   },

   oldimage: function( src )
   {
      return src.replace(/_o\./, '.');
   }
};

function validateSearchForm(frm) {
  txtSearch = frm.query.value;
  if (txtSearch == "") {
    window.alert ('Please enter a search term and try again.');
	frm.query.focus();	
    return false; 
  } else {
    return true;
  }
}


function validateServiceSearchForm(frm) {
  txtSearch = frm.service_query.value;
  if (txtSearch == "") {
    window.alert ('Please enter a search term and try again.');
	frm.service_query.focus();	
    return false; 
  } else {
    return true;
  }
}