var scrolling = '';

function scrollElement( limit ) {
    objTop = document.getElementById("roomDescription").style.top;
    objTop = objTop.substr(0,objTop.length-2);
    offset = 0;
    if( objTop != limit ){
        if(limit>objTop){
            document.getElementById("roomDescription").style.top = parseInt(objTop) + 10 + "px";
        } else {
            document.getElementById("roomDescription").style.top = objTop - 10 + "px";
        }
    } else {
        clearInterval(scrolling);
        scrolling = '';
    }
}

function toggleScroll( limit, object ) {
    if(isFinite(scrolling) && scrolling != ''){
        // Do Nothing
    } else {
        scrolling = setInterval("scrollElement("+limit+");", 1);
        resetButtonClasses();
        document.getElementById(object).className = 'active';
    }
}

function resetButtonClasses() {
    document.getElementById("btnRoom1").className = '';
    document.getElementById("btnRoom2").className = '';
    document.getElementById("btnRoom3").className = '';
    document.getElementById("btnRoom4").className = '';
    document.getElementById("btnRoom5").className = '';
    document.getElementById("btnRoom6").className = '';
    document.getElementById("btnRoom7").className = '';
    document.getElementById("btnRoom8").className = '';
	document.getElementById("btnRoom9").className = '';
}