function linksExternos(){$$("a[rel='external']").each(function(link){link.onclick=function(){window.open(this.href);return false}})}function popups(){$$("a[rel~='popup']").each(function(link){relPopup=link.rel.split(' ');var compr=relPopup[1];var altura=relPopup[2];var esquerda=(screen.width-compr)/2;var topo=(screen.height-altura)/2;link.onclick=function(){popup=window.open(this.href,"Popup","width = "+compr+", height = "+altura+", left = "+esquerda+", top = "+topo);if(!popup.opener)popup.opener=self;return false}})}function limparInputs(){var args=arguments.length;var id="";switch(args){case 0:break;case 1:id="#"+arguments[0]+" ";break}var chk=$$(id+"input[type='checkbox']");var rbtn=$$(id+"input[type='radio']");var inputs=chk.concat(rbtn);inputs.each(function(el){el.setStyle({border:'none',backgroundColor:'transparent'})})}function seExistir(id,funcao){if($(id)!=null){return funcao()}}function seIE(){var args=arguments.length;switch(args){case 0:return is_IE();case 1:var arg1=arguments[0];var tipo=typeof(arg1);if(tipo=='number'){return is_IE(arg1)}else{if(tipo=='function'){if(is_IE())return arg1()}}break;case 2:if(typeof(arguments[0]=='number')&&typeof(arguments[1]=='function')){if(is_IE(arguments[0]))return arguments[1]()}break}}function is_IE(){var nav=navigator.userAgent;var args=arguments.length;var versao="";var is_IE=false;switch(args){case 0:break;case 1:versao=" "+arguments[0];break}if(nav.indexOf("MSIE"+versao)!=-1)is_IE=true;return is_IE}