placeholder script

/*! http://mths.be/placeholder v1.8.5 by @mathias */
(function(j,i,l){var k="placeholder" in i.createElement("input"),h="placeholder" in i.createElement("textarea");if(k&&h){l.fn.placeholder=function(){return this};l.fn.placeholder.input=l.fn.placeholder.textarea=true}else{l.fn.placeholder=function(){return this.filter((k?"textarea":":input")+"[placeholder]").bind("focus.placeholder",o).bind("blur.placeholder",m).trigger("blur.placeholder").end()};l.fn.placeholder.input=k;l.fn.placeholder.textarea=h;l(function(){l("form").bind("submit.placeholder",function(){var a=l(".placeholder",this).each(o);setTimeout(function(){a.each(m)},10)})});l(j).bind("unload.placeholder",function(){l(".placeholder").val("")})}function n(b){var c={},a=/^jQuery\d+$/;l.each(b.attributes,function(d,e){if(e.specified&&!a.test(e.name)){c[e.name]=e.value}});return c}function o(){var a=l(this);if(a.val()===a.attr("placeholder")&&a.hasClass("placeholder")){if(a.data("placeholder-password")){a.hide().next().show().focus().attr("id",a.removeAttr("id").data("placeholder-id"))}else{a.val("").removeClass("placeholder")}}}function m(){var a,b=l(this),e=b,c=this.id;if(b.val()===""){if(b.is(":password")){if(!b.data("placeholder-textinput")){try{a=b.clone().attr({type:"text"})}catch(d){a=l("<input>").attr(l.extend(n(this),{type:"text"}))}a.removeAttr("name").data("placeholder-password",true).data("placeholder-id",c).bind("focus.placeholder",o);b.data("placeholder-textinput",a).data("placeholder-id",c).before(a)}b=b.removeAttr("id").hide().prev().attr("id",c).show()}b.addClass("placeholder").val(b.attr("placeholder"))}else{b.removeClass("placeholder")}}}(this,document,jQuery));