function validPic(id,title,artist,htI,htC,wdI,wdC,midi){
	if(document.getElementById(id).value==''){
		alert("Enter Image Id.");
		document.getElementById(id).focus();
		return false;
		}
	if(document.getElementById(title).value==''){
		alert("Enter Image Title.");
		document.getElementById(title).focus();
		return false;
		}
	if(document.getElementById(artist).value==0){
		alert("Select an Artist.");
		document.getElementById(artist).focus();
		return false;
		}
	if(eval(document.getElementById(htI).value)==0 && eval(document.getElementById(htC).value)==0){
		alert("Enter image height.");
		document.getElementById(htI).focus();
		return false;
		}
	if(eval(document.getElementById(wdI).value)==0 && eval(document.getElementById(wdC).value)==0){
		alert("Enter image width.");
		document.getElementById(wdI).focus();
		return false;
		}
	if(document.getElementById(midi).value==''){
		alert("Enter Medium.");
		document.getElementById(midi).focus();
		return false;
		}
}

function toInch(frm,to){
	document.getElementById(to).value=eval(document.getElementById(frm).value)/2.54;
}
function toCm(frm,to){
	document.getElementById(to).value=eval(document.getElementById(frm).value)*2.54;
}
function validNm(nm){
	if(document.getElementById(nm).value==''){
		alert("Enter Name.");
		document.getElementById(nm).focus();
		return false;
		}
}
function NewWin(ur, w, h){

window.open(ur,"Password","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,WIDTH="+w+",HEIGHT="+h+",maximize=false");

   }