function validFieldNum(fieldObj){
	with(fieldObj){
		if(!isNaN(value)){
			value=0;
		}
	}
}

function requiredField(formObj){
	var f = formObj;
	for(i=0; i<this.rFields.length; i++){
		var objname = this.rFields[i];
		for (var j=0; j<f.elements.length; j++){
			var e = f.elements[j];
			if(e.name == objname){
				switch(e.type){
					case "select-one":
						if(eval("f."+objname + ".selectedIndex")==0){
							alert("You miss some required field");
							eval("f."+objname).focus();
							return false;
						}
						break;
					case "text":
						if(eval("f."+objname + ".value")==""){
							alert("Please fill-in all required field");
							eval("f."+objname).focus();
							return false;
						}
						break;
					default:
				}
			}
		}			
	}
	return true;
}

function printMe(sName, sCond){
	url=sName + ".php" + sCond;
	//alert(url);
	printWin=open(url, "printWin", 'width=800, height=600, resizable=yes, alwaysRaised=yes, dependent=no, scrollbars=yes');	
	printWin.focus();
}