/* functions */
pic_num = 2;
function changepic(prod, pic){
        // off old element
        document.getElementById('infopic'+pic_num).style.background = '';
        // set new
        document.getElementById('infopic'+pic).style.background = '#fff';
        document.getElementById('infoto').src = '/i/catalog/original/'+prod+'_'+pic+'.jpg';
        pic_num = pic;
        return false;
}

// открываем для просмотра картинки
function viewWind(theURL,winName,features) {
        var ScreenWidth=window.screen.width;
        var ScreenHeight=window.screen.height;
        placementx=(ScreenWidth/2)-((780)/2);
        placementy=(ScreenHeight/2)-((580)/2);
        window.open(theURL,winName,features+",left="+placementx+",top="+placementy+",screenX="+placementx+",screenY="+placementy);
        return false;
}