//Copyright 2004 by C.MICHELI & S.BOYART
//This stuff is a part of netvideo Studio 2.0
//(need a DOM compatible web browser)
//Have Fun !

function TrimString(sInString) {
	if(sInString!=null){
    sInString = sInString.replace( /^\s+/g, "" );
    return sInString.replace( /\s+$/g, "" );
	}
}

function changestyle(obj,stylestring){
    params=stylestring.split(";");
    var theval="";
    for (var i = 0; i < params.length; i++) {
        couple=params[i].split(":");
        if(couple.length<=2){
            theval=couple[1];
        }
        else{
            theval="";
            for(k=1;k<couple.length;k++){
                theval+=couple[k]+":";
            }
            theval=theval.substring(0,theval.length-1);	
        }		 
        theval=TrimString(theval);
        switch(TrimString(couple[0])){
            case "FILTER":;case "filter":
                eval("obj.style.filter"+"='"+theval+"'");
                break;
            case "COLOR":;case "color":
                eval("obj.style.color"+"='"+theval+"'");
                break;
            case "BORDER":;case "border":;case "BORDER-RIGHT":;case "border-right":
                eval("obj.style.border"+"='"+theval+"'");
                break;
            case "BACKGROUND-COLOR":;case "background-color":
                eval("obj.style.background"+"='"+theval+"'");
                break;
        }
    }
}


function initobj(obj){  
    var havestyleroll=false;
    var haveimgroll=false;
    var imgOriginSrc;
    var imgTemp; 
    var oldstyle="";
    if(obj.tagName=='DIV'|| obj.tagName=='IMG'){
        if(document.all) oldstyle=obj.getAttribute('style').cssText;
        else oldstyle=obj.getAttribute('style');
        obj.oldstyle=oldstyle;
        if (obj.getAttribute('StudioStyle')) {
            obj.newstyle=obj.getAttribute('StudioStyle');
            havestyleroll=true;
        }
        if (obj.getAttribute('StudioRoll')) {
            imgTemp = new Image();
            imgTemp.src = obj.getAttribute('StudioRoll');
            haveimgroll=true;
        }
            
        if(haveimgroll&&!havestyleroll){
            obj.onmouseover = function() {
                imgOriginSrc = this.getAttribute('src');
                this.setAttribute('src',this.getAttribute('StudioRoll'));
            }
            obj.onmouseout = function() {
                this.setAttribute('src',imgOriginSrc)
            }
        }
        if(!haveimgroll&&havestyleroll){
            obj.onmouseover=function(){
                changestyle(this,this.newstyle);
            }
            obj.onmouseout=function(){
                changestyle(this,this.oldstyle);
            }
        }
        if(haveimgroll&&havestyleroll){
            obj.onmouseover=function(){
                imgOriginSrc = this.getAttribute('src');
                this.setAttribute('src',this.getAttribute('StudioRoll'));
                changestyle(this,this.newstyle);
            }
            obj.onmouseout=function(){
                this.setAttribute('src',imgOriginSrc)
                changestyle(this,this.oldstyle);
            }
        }
    }
}

function go(n){
    var numtags = 0;  
    if (n.nodeType == 1){ 
        initobj(n);
    }
    var children = n.childNodes;                
    for(var i=0; i < children.length; i++) {    
        go(children[i]);      
    }         
}

function initroll(theframe) {
    go(theframe.document.body);
}