function checkForm(form) {
	if (form.name.value.length < 0) {
		alert ("Wooops! You must type atleast zero characters!");
		form.name.focus();
		return false;
	}
	return true;
}

function popUp(strURL,w,h,blnCentered,blnScroll,strOptions) {
	var name="popup"+parseInt(Math.random()*100)
	if(strOptions) strOptions+=","
	else var strOptions=""
	if(blnCentered){
		var x = (screen.width - w) / 2
		x = (x<0) ? 0 : x
		var y = (screen.height - h) / 2
		y = (y<0) ? 0 : y
		strOptions+="left=" + x + ",top=" + y+ ","
	}
	if(w) strOptions+="width="+w + ","
	if(h) strOptions+="height="+h + ","
	if(blnScroll) strOptions+="scrollbars" + ","
	if(strOptions.substr(strOptions.length-1)==",") strOptions = strOptions.substr(0,strOptions.length-1)
	var win=window.open(strURL,name,strOptions);
}