function lettersOnly(evt) {
    evt = (evt) ? evt : event;
    var charCode = (evt.charCode) ? evt.charCode : ((evt.keyCode) ? evt.keyCode :
        ((evt.which) ? evt.which : 0));
    if (charCode > 31 && (charCode < 65 || charCode > 90) &&
        (charCode < 97 || charCode > 122)) {
        alert("Enter letters only.");
        return false;
    }
    return true;
}


function validate(form_id,email) {
   var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
   var address = document.forms[form_id].elements[email].value;
   if(reg.test(address) == false) {
      alert('Invalid Email Address');
      document.forms[form_id].elements[email].value="";
      return false;
   }
}

function intonly(myfield, e, dec)
{
var key;
var keychar;

if (window.event)
   key = window.event.keyCode;
else if (e)
   key = e.which;
else
   return true;
keychar = String.fromCharCode(key);

// control keys
if ((key==null) || (key==0) || (key==8) ||
    (key==9) || (key==13) || (key==27) )
   return true;

// numbers
else if ((("0123456789.").indexOf(keychar) > -1))
   return true;


else
   return false;
   
}

function confirm_remove_education(){
    var agree=confirm("Are you sure do you want to remove?");
    if (agree)
        document.frmeducation.submit();
	    //return true ;
    else
	    return false ;
}


function confirm_remove_all(){
    var agree=confirm("Are you sure do you want to remove?");
    if (agree)
        document.frmlist.submit();
	    //return true ;
    else
	    return false ;
}


function confirm_remove_skills(){
    var agree=confirm("Are you sure do you want to remove?");
    if (agree)
        document.frmskills.submit();
	    //return true ;
    else
	    return false ;
}

function confirm_remove_experience(){
    var agree=confirm("Are you sure do you want to remove?");
    if (agree)
        document.frmexperience.submit();
	    //return true ;
    else
	    return false ;
}



function confirm_remove(){
    var agree=confirm("Are you sure do you want to remove?");
    if (agree)
	    return true ;
    else
	    return false ;
}


function confirm_remove_ads(){
    var agree=confirm("Are you sure do you want to remove?");
    if (agree)
        document.frmlist.submit();
	    //return true ;
    else
	    return false ;
}

function confirm_remove_all_job_post(){
    var agree=confirm("Are you sure do you want to remove?");
    if (agree)
        document.frm_myjobs.submit();
	    //return true ;
    else
	    return false ;
}




/*==Select Checkbox, All, None==*/
function checkchdel(method)
{

    var checkboxes = document.getElementsByName("chb[]");
    for(i=0; i < checkboxes.length; i++)
    {
        checkboxes[i].checked = method;
    }

    for(i=0; i < checkboxeschHandle.length; i++)
    {
        checkboxeschHandle[i].checked = method;
    }
}
/*==Select Checkbox, All, None==*/

function disable_enable()
{

        if(document.getElementById("acctype").options[1].selected==true)
        {
            document.frmsignup.txtcompany.disabled=!document.frmsignup.txtcompany.disabled;
            document.frmsignup.txtlogo.disabled=!document.frmsignup.txtlogo.disabled;
       
        }
        else
        {
            document.frmsignup.txtcompany.disabled="disabled";
            document.frmsignup.txtlogo.disabled="disabled"; 

        }
}

function GetXmlHttpObject(){
    if(window.XMLHttpRequest){
        // code for IE7+, Firefox, Chrome, Opera, Safari
        return new XMLHttpRequest();
    }
    else if (window.ActiveXObject){
        // code for IE6, IE5
        return new ActiveXObject("Microsoft.XMLHTTP");
    }
        else{
            return null;
    }
}//END


function ajax_query(condition,file,span_layer){
    var obj_ajax=GetXmlHttpObject();
    if(obj_ajax==null){
        alert("Your browser does not support XMLHTTP!");
        return;
    }
    var url=file+'?'+condition;
    //alert(condition+' - '+file+' - '+span_layer+' - '+url);
    obj_ajax.open("get",url,true);
    obj_ajax.onreadystatechange=function add(){
    if (obj_ajax.readyState==4){
        document.getElementById(span_layer).innerHTML=obj_ajax.responseText;
    }
    };
    obj_ajax.send(null);
}