jquery.validate.min.js

;(function($){$.fn.validate=function(opts){return $(this).each(function(){var defaults={errorClass:"ui-validation-error",errorMessageClass:"ui-validation-error-message",label:undefined,completionIcon:undefined,appendCompletionIcon:false,completionIconClass:"ui-validation-completion",completionIconCompleteClass:"ui-validation-complete",delayAfterTyping:500,validateOnLoad:false,valid:function(inputValue){return true;},errorMessage:function(inputValue){return "is not valid";},onValidate:function(){},onValid:function(){},onInvalid:function(){}};var options=$.extend(defaults,opts);if(options.label==undefined ){if($(this).attr("id") !=undefined ){options.label=$("label[for="+$(this).attr("id")+"]");}}if(options.label !=undefined ){var err_msg=options.label.find("."+options.errorMessageClass);if(err_msg.length<=0 ){options.label.append('<span class="'+options.errorMessageClass+'"></span>');}}if(options.completionIcon !=undefined ){var icon=options.completionIcon;icon.addClass(options.completionIconClass);}else if(options.appendCompletionIcon ){options.completionIcon=$('<div class="'+options.completionIconClass+'"></div>');$(this).before(options.completionIcon);}$(this).bind("blur change",function(){$(this).trigger("validate");});$(this).each(function(){var input=$(this);var timeout=null;function trigger_validate(){input.trigger("validate");timeout=null;}$(this).bind("keydown",function(event){var tag;input.each(function(){tag=this.tagName.toLowerCase();});if(event.keyCode==13 && tag=="input" ){setTimeout(function(){$(input).blur();},10);}else{clearInterval(timeout);timeout=setTimeout(trigger_validate,options.delayAfterTyping);}});if(options.validateOnLoad ){$(window).load(function(){if(input.val() !="" ){input.trigger("validate");}});}});$(this).bind("validate",function(){var value=$(this).val();if(options.valid(value) ){$(this).removeClass(options.errorClass);if(options.label !=undefined){options.label.find("."+options.errorMessageClass ).html("" );}if(options.completionIcon !=undefined ){options.completionIcon.addClass(options.completionIconCompleteClass);}options.onValidate();options.onValid();$(this).trigger("valid");}else{$(this).addClass(options.errorClass);if(options.label !=undefined ){var err_msg=options.label.find("."+options.errorMessageClass );err_msg.html(options.errorMessage(value) );}if(options.completionIcon !=undefined ){options.completionIcon.removeClass(options.completionIconCompleteClass);}options.onValidate();options.onInvalid();$(this).trigger("invalid");}});});}})(jQuery);