//---------------------------------------------------------------
// Sliding Content
// Original code by Nick Mealy (www.razorlab.com)
//---------------------------------------------------------------

function SlidingContent(objRef, divId, x, y, dt, sp, type) {
        this.ref = objRef;
        this.x = x;
        this.y = y;
        this.targetX  =x;
        this.targetY = y;
        this.blnSliding = 0;    
        this.distance = dt;
        this.speed = sp;
        this.slidetype = type;
        this.blnStopSlide = 0;
        this.url='';
        if (ns){
                if (browserVersion>=5) {
                        this.layerObject = document.getElementById(divId).style;
                } else {
                        this.layerObject = eval("document."+divId);
                }
        } else {
                this.layerObject = eval(divId + ".style");
        }
        this.slideTo = sc_slideTo;
        this.stopSlide = sc_stopSlide;
        this.keepSliding = sc_keepSliding;
        this.updateLayer = sc_updateLayer;
}
function sc_updateLayer() {     
        this.layerObject.left = Math.round(this.x);
        this.layerObject.top = Math.round(this.y);

}
function sc_slideTo(x,y, blnInterrupt,url){
        if (blnInterrupt) {
                this.blnSliding = 0;
        }
        if (!this.blnSliding) {
                this.blnSliding = 1;
                this.blnStopSlide = 0;
                this.targetX = x;
                this.targetY = y;       
                this.url=url;
                this.keepSliding();
        }
}
/*function sc_slideTo(x,y, blnInterrupt){
        if (blnInterrupt) {
                this.blnSliding = 0;
        }
        if (!this.blnSliding) {
                this.blnSliding = 1;
                this.blnStopSlide = 0;
                this.targetX = x;
                this.targetY = y;       
                this.keepSliding();
        }
}*/
function sc_stopSlide() {
        this.blnSliding = 0;
        this.blnStopSlide = 1;
}
function sc_keepSliding() {

        if (!this.blnStopSlide) {

                var dx = 0;
                var dy = 0;

                if (this.slidetype == 'con') {  
                        
                        if (this.targetX > this.x) { 
                                dx = this.distance; 
                                if ((this.x + dx) >= this.targetX) {this.blnSliding = 0;dx = 0;this.x = this.targetX;}
                        } 
                        else if (this.targetX < this.x) { 
                                dx = (this.distance * -1); 
                                if ((this.x + dx) <= this.targetX) { this.blnSliding = 0;dx = 0;this.x = this.targetX;}
                        }                       
                        if (this.targetY > this.y) { 
                                dy = this.distance; 
                                if ((this.y + dy) >= this.targetY) {this.blnSliding = 0;dy = 0;this.y = this.targetY;} 
                        }
                        else if (this.targetY < this.y) { 
                                dy = (this.distance * -1); 
                                if ((this.y + dy) <= this.targetY) {this.blnSliding = 0; dy = 0;this.y = this.targetY; }
                        }
                } else {        
                        var dx = (this.targetX - this.x)*(1/this.distance);
                        var dy = (this.targetY - this.y)*(1/this.distance);     
                }
                this.x = this.x + dx;
                this.y = this.y + dy;
                        
                this.updateLayer();
                if ((this.blnSliding == 0) || (Math.round(this.x - this.targetX) == 0) && (Math.round(this.y - this.targetY) == 0) ) {
                        this.blnSliding = 0;
                        if (this.url!='') {window.location = this.url;}
                } else {
                        thread = window.setTimeout(this.ref + ".keepSliding()", this.speed);
                }
          
        }
          

}