function checkForm() {
	OK = true;

	function checkDates(){
		for(var i=0; i<document.webinar.length; i++){
			if(document.webinar[i].name == 'wDate'){
				if(document.webinar[i].checked == true){
					return true;
				}
			}
		}
	}
	
	if( !checkDates() ) {
		alert('Please choose a webinar date');
		OK = false;
	} else if( document.webinar.name.value == '' ) {
		alert('Please enter your name');
		document.webinar.name.focus();
		OK = false;
	} else if( document.webinar.job.value == '' ) {
		alert('Please enter your Position/Job Title');
		document.webinar.job.focus();
		OK = false;
	} else if( document.webinar.organization.value == '' ) {
		alert('Please enter your Organization/Institution name');
		document.webinar.organization.focus();
		OK = false;
	} else if( document.webinar.email.value == '' ) {
		alert('Please enter your email address');
		document.webinar.email.focus();
		OK = false;
	} else if( document.webinar.province.value == '' ) {
		alert('Please enter your State/Province');
		document.webinar.province.focus();
		OK = false;
	}
	if( OK == true )
		document.webinar.submit();
}