var scrimg="pieces/caption.php";
var htext=27;
var minWidth=100;

reloadimg();

function reloadimg() {
	var elements = document.getElementsByTagName("img");

	for ( var i=0; i<elements.length; i++ ) {
		var e=elements[i];		

		if ( e.complete )
			resizeImage( e );
			else
			e.onload="resizeImage( this );"
		}
	}

function resizeImage( e ) {
	if ( e.alt && getImgWidth( e )>minWidth ) {
		e.src=scrimg+"?img="+escape( e.src )+"&text="+escape( e.alt );

		if ( e.height ) {
			e.height=e.height+htext;
			}

		if ( e.style.height ) 
			if ( e.style.height.indexof("px")>0 ) {
				var h=e.style.height.replace("px","");

				e.style.height=(h+htext)+"px";
				}
		}
	}

function getImgWidth( e ) {
	if ( e.style.width ) 
		if ( e.style.width.indexof("px")>0 ) {
			var h=e.style.width.replace("px","");

			return h;
			}

	if ( e.width ) return e.width;

	return 0;
	}