YAHOO.namespace("hs");YAHOO.hs.contactform=function(){var c=YAHOO.util.Dom;var b=YAHOO.util.Event;var a=function(d){var f=[];c.get("cn-submit").disabled=true;c.removeClass("cn-name","problem");c.removeClass("cn-email","problem");c.removeClass("cn-message","problem");if(YAHOO.lang.trim(c.get("cn-name").value)===""){f.push("You must enter your name");c.addClass("cn-name","problem")}if(YAHOO.lang.trim(c.get("cn-email").value)===""){f.push("You must enter your email address");c.addClass("cn-email","problem")}else{if(!YAHOO.hs.util.isEmail(c.get("cn-email").value)){f.push("You must enter a valid email address");c.addClass("cn-email","problem")}}if(YAHOO.lang.trim(c.get("cn-message").value)===""){f.push("You must enter a message");c.addClass("cn-message","problem")}if(f.length){b.stopEvent(d);c.get("cn-submit").disabled=false;alert(f.join("\n"))}};return{init:function(){b.on("contactForm","submit",a)}}}();YAHOO.util.Event.onDOMReady(YAHOO.hs.contactform.init);