function compareOptionValues(a, b){
	var sA = parseInt( a.value, 36 );
	var sB = parseInt( b.value, 36 );
	return sA - sB;
}

function compareOptionText(a, b){
	var sA = parseInt( a.text, 36 );
	var sB = parseInt( b.text, 36 );
	return sA - sB;
}

function moveDualList( source, target, moveAll ){
	var srcList = document.getElementById(source);
	var destList = document.getElementById(target);
	if (( srcList.selectedIndex == -1 ) && ( moveAll == false )) {
		return;
	}

	newDestList = new Array( destList.options.length );
	var len = 0;
	for( len = 0; len < destList.options.length; len++ ) {
		if ( destList.options[ len ] != null ){
			newDestList[ len ] = new Option( destList.options[ len ].text, destList.options[ len ].value, destList.options[ len ].defaultSelected, destList.options[ len ].selected );
		}
	}
	for( var i = 0; i < srcList.options.length; i++ ){
		if ( srcList.options[i] != null && ( srcList.options[i].selected == true || moveAll )) {
			newDestList[ len ] = new Option( srcList.options[i].text, srcList.options[i].value, srcList.options[i].defaultSelected, srcList.options[i].selected );
			len++;
		}
	}
	newDestList.sort( compareOptionValues );

	for ( var j = 0; j < newDestList.length; j++ ) {
		if ( newDestList[ j ] != null ) {
			destList.options[ j ] = newDestList[ j ];
		}
	}
	// Erase source list selected elements
	for( var i = srcList.options.length - 1; i >= 0; i-- ) {

	if (srcList.options[i] != null && (srcList.options[i].selected == true || moveAll)){
		srcList.options[i] = null;
		}
	}
}