function chkcvupload(){
	var filel=get_element("cv");
	var upfile=filel.value;
	var ext=upfile.substring(upfile.length-4);
	var tb=get_element("ideal");
	if(tb.value.length<5){
		var msg=	"In order to match your cv more effectively\nand to enable one of our Team to contact you,\nplease provide some brief information of what\nyou are looking for, ie ideal role, salary,\nlocation etc";
		alert(msg);
		return false;
	}
	else if(ext!=".doc" && ext!=".txt" && ext!=".rtf" && ext!=".pdf"){
		var msg="Your CV must be in one of the following formats:\n\n";
		msg+="\n.doc";
		msg+="\n.rtf";
		msg+="\n.pdf";
		msg+="\n.txt";
		alert(msg);
		return false;
	}
	else return true;
}