function CreateAjaxObject(){var A=null;try{A=new XMLHttpRequest()}catch(B){try{A=new ActiveXObject("Msxml2.XMLHTTP")}catch(B){A=new ActiveXObject("Microsoft.XMLHTTP")}}return A}function sendPOST(B,D,F,E){var A=new CreateAjaxObject();A.open("POST",B,true);var C=Math.floor(Math.random()*1000001);D=D+"&dummy="+C;A.setRequestHeader("Content-type","application/x-www-form-urlencoded");A.setRequestHeader("Content-length",D.length);A.setRequestHeader("Connection","close");A.onreadystatechange=function(){if(A.readyState==4||A.readyState=="complete"){if(F=="email"||F=="screename"){outputMsg(F,A.responseText)}else{if(F=="comment_sections"){updateCommentForm(F,A.responseText)}else{if(F=="request_courses"||F=="request_sections"){updateRequestForm(F,A.responseText)}else{if(F=="edit_profile"||F=="edit_profile_mode"){updateProfileForm(A.responseText)}else{if(F=="browse_depts"){updateBrowseDepts(E,A.responseText)}else{if(F=="browse_courses"){updateBrowseCourses(E,A.responseText)}else{if(F=="request"){updateRequestInfo(A.responseText)}else{if(F=="sortby"){updateSearchResults(A.responseText)}}}}}}}}}};A.send(D)};