jQuery.fn.highlight=function(selector,className,eventStart,eventEnd){var className=className||'highlight';if(eventStart==undefined&&eventEnd==undefined){var eventStart='mouseover';var eventEnd='mouseout';}
else if(eventStart==eventEnd||eventStart!=undefined&&eventEnd==undefined){var toggle=true;}
this.each(function(){var tagName=this.tagName.toLowerCase();if(tagName=='form'){selector=selector||'li';var elements=jQuery("textarea, select, multi-select, :text, :image, :password, :radio, :checkbox, :file",this);elements.bind('focus',function(){var parents=jQuery(this).parents(selector)
var parent=jQuery(parents.get(0))
parent.addClass(className);});elements.bind('blur',function(){var parents=jQuery(this).parents(selector)
var parent=jQuery(parents.get(0))
parent.removeClass(className);});}
else{if(tagName.match(/^(table|tbody)$/)!=null){selector=selector||'tr';}
else if(tagName.match(/^(ul|ol)$/)!=null){selector=selector||'li';}
else{selector='*';}
var elements=jQuery(selector,this);if(toggle){elements.bind(eventStart,function(){if(jQuery(this).hasClass(className)){jQuery(this).removeClass(className);}
else{jQuery(this).addClass(className);}});}
else{elements.bind(eventStart,function(){jQuery(this).addClass(className);});elements.bind(eventEnd,function(){jQuery(this).removeClass(className);});}}});}