(function(a){a.fn.extend({inputlimit:function(c,g){var f={show:true};var g=a.extend({},g);var b,i,h;return a(this).each(function(){h=a(this);b=c;if(this.tagName.toUpperCase()=="INPUT"){h.attr("maxlength",b)}a(this).keyup(function(){d.call(this)}).blur(function(){d.call(this)}).blur();this.form.onreset=function(){j.call(h[0].form)}});function d(){var l=this.value;var k=l.length;if(k>b){this.value=l.substr(0,b);e.call(this,0)}else{e.call(this,b-k)}}function e(k){if(g.show===false){return}if(!a(this).nextAll(".inputlimit").length){i=a('<div class="inputlimit"></div>').insertAfter(this)}i.html("还可以输入"+k+"个字符")}function j(){setTimeout(function(){h.blur()},0)}}})})(jQuery);