function echeck(str) {
	var at="@"
	var dot="."
	var lat=str.indexOf(at)
	var lstr=str.length
	var ldot=str.indexOf(dot)
		
	 if (str.indexOf(at)==-1) return false
	 if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr) return false
 	 if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr) return false
	 if (str.indexOf(at,(lat+1))!=-1) return false
	 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot) return false
	 if (str.indexOf(dot,(lat+2))==-1) return false		
	 if (str.indexOf(" ")!=-1) return false
	
	return true					
}

function checkVacanciesFrm() {
	frm = document.forms[0];
	if((frm.inpFName.value == "") || (frm.inpLName.value == "") || (frm.inpCJob.value == "") || (frm.inpCity.value == "") || (frm.inpAddress.value == "")) {		
		alert("Please enter all requered fields.");
		return false;
	}
	if(echeck(frm.inpEAddress.value) == false)
		return false;
	return true;
}

function setDVstyle(dv, st){
	item_ = document.getElementById(dv);
	item_.className = st;
}


function hideDiv(id) {
	if (document.getElementById) { // DOM3 = IE5, NS6
		document.getElementById(id).style.display = 'none';
	}
	else {
		if (document.layers) { // Netscape 4
			document.id.display = 'none';
		}
		else { // IE 4
			document.all.id.style.display = 'none';
		}
	}
}

function showDiv(id) {		  
	if (document.getElementById) { // DOM3 = IE5, NS6
		document.getElementById(id).style.display = 'block';
	}
	else {
		if (document.layers) { // Netscape 4
			document.id.display = 'block';
		}
		else { // IE 4
			document.all.id.style.display = 'block';
		}
	}
}


function toggle_visibility(id) {
	var e = document.getElementById(id);
	if(e.style.display == 'none')
		e.style.display = 'block';
	else
		e.style.display = 'none';
}

function checkItem(txF, dvName_) {
	ret = 1;
	style_ = 'stFormCellText';
	item_ = document.getElementById(dvName_);
	if(txF.value == '') {
		style_ = "stFormCellTextError";		
		ret = 0;
	}
	item_.className = style_;
	return ret;
}

function setDVstyle(dv, st){
	item_ = document.getElementById(dv);
	item_.className = st;
}

function setMandatory(name, set) {
	if(set) {
		val = document.getElementById(name).innerHTML;
		if(val.indexOf("*", 0 ) == -1)
			document.getElementById(name).innerHTML = val + " *";
	} else {
		val = document.getElementById(name).innerHTML;
		pos = val.indexOf("*", 0 );
		if(pos != -1)
			val = val.substr(0, pos);
		document.getElementById(name).innerHTML = val;
	}
}

function performSearch(cmb) {
	window.location = 'jsearch.php?jid=' + cmb.options[cmb.selectedIndex].value;;
}

function setMandatory(name, set) {
	if(set) {
		val = document.getElementById(name).innerHTML;
		if(val.indexOf("*", 0 ) == -1)
			document.getElementById(name).innerHTML = val + " *";
	} else {
		val = document.getElementById(name).innerHTML;
		pos = val.indexOf("*", 0 );
		if(pos != -1)
			val = val.substr(0, pos);
		document.getElementById(name).innerHTML = val;
	}
}