function Filmstrip(){
	document.getElementById('fx').style.backgroundImage = "none";
    this.ePicture = document.getElementById('fsScreen');
    this.ePrev = document.getElementById('fsControl_prev');
    this.eNext = document.getElementById('fsControl_next');
    var eLinks = document.getElementById('fsLinks');
    this.aeLink = eLinks.getElementsByTagName('A');
    this.show_picture = function( sBackground, iWidth, iHeight ){
        this.ePicture.style.backgroundImage = "url(" + sBackground + ")";
        if( iWidth )
            this.ePicture.style.width = iWidth;
        if( iHeight )
            this.ePicture.style.height = iHeight;
        this.set_current( sBackground );
    }
    this.set_current = function( sHref ){
        for( var i = 0 ; i < this.aeLink.length ; i++ ){
            if( this.aeLink[i].href.match( new RegExp( sHref + "$" ) ) ){
                this.aeLink[i].className += " current";
                this.ePrev.className = this.ePrev.className.replace( /\s+disabled/g, "" );
                this.eNext.className = this.eNext.className.replace( /\s+disabled/g, "" );
                if( i == 0 ){
                    this.ePrev.className += " disabled";
                    this.ePrev.onclick = function(){};
                    this.eNext.onclick = this.aeLink[i + 1].onclick;
                }else if( i == this.aeLink.length - 1 ){
                    this.eNext.className += " disabled";
                    this.eNext.onclick = function(){};
                    this.ePrev.onclick = this.aeLink[i - 1].onclick;
                }else{
                    this.eNext.onclick = this.aeLink[i + 1].onclick;
                    this.ePrev.onclick = this.aeLink[i - 1].onclick;
                }
            }else{
                this.aeLink[i].className = this.aeLink[i].className.replace( /\s*current/g, "" );
            }
        }
    }
}

function Show_picture( sHref, iWidth, iHeight ){
    oFilmstrip.show_picture( sHref, iWidth, iHeight );
    return false;
}