/* 
 *  Copyright 2010 Albert Amengual.
 * 
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 * 
 *       http://www.apache.org/licenses/LICENSE-2.0
 * 
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *  under the License.
 */

function scale(v,className,w,h) {
    var scalePhotos = document.getElementsByClassName(className);
    floorSize = .26;
    ceilingSize = 1.0;
    v = floorSize + (v * (ceilingSize - floorSize));

    for (i=0; i < scalePhotos.length; i++) {
        scalePhotos[i].style.width = Math.floor(v*w)+'px';
        if (h) scalePhotos[i].style.height = Math.floor(v*h)+'px';
    }
}