// Cross-Browser Functions

var dom = document.getElementById;
var iex = document.all;
var ns4 = document.layers;

function addEvent(event,method){
    this[event] = method;
    if(ns4) this.captureEvents(Event[event.substr(2,event.length).toUpperCase()]);
}
function removeEvent(event){
    this[event] = null;
    if(ns4) this.releaseEvents(Event[event.substr(2,event.length).toUpperCase()]);
}
function getElement(name,nest){
    nest = nest ? "document."+nest+"." : "";
    var el = dom ? document.getElementById(name) : iex ? document.all[name] : ns4 ? eval(nest+"document."+name) : false;
    el.css = ns4 ? el : el.style;
    el.getTop = function(){
        return parseInt(el.css.top) || 0
    };
    el.setTop = function(y){
        el.css.top = ns4 ? y: y+"px"
    };
    el.getHeight = function(){
        return ns4 ? el.document.height : el.offsetHeight
    };
    el.getClipHeight = function(){
        return ns4 ? el.clip.height : el.offsetHeight
    };
    el.hideVis = function(){
        el.css.visibility="hidden"
    };
    el.addEvent = addEvent;
    el.removeEvent = removeEvent;
    return el;
}
function getYMouse(e){
    return iex ? event.clientY : e.pageY;
}

document.addEvent = addEvent;
document.removeEvent = removeEvent;

// ||||||||||||||||||||||||||||||||||||||||||||||||||
// Scroller Class

$(function() {
    $(document).ready(function(){
        tam_creative = $('#content_creative').height();
        tam_network = $('#content_network').height();
        tam_advertising = $('#content_advertising').height();

        if(tam_creative > 82)
            $('#scroll_creative').css('display', 'block');

        if(tam_network > 82)
            $('#scroll_network').css('display', 'block');

        if(tam_advertising > 82)
            $('#scroll_advertising').css('display', 'block');
    })
})

ScrollObj = function(speed, dragHeight, trackHeight, trackObj, upObj, downObj, dragObj, contentMaskObj, contentObj){
    this.speed = speed;
    this.dragHeight = dragHeight;
    this.trackHeight = trackHeight;
    this.trackObj = getElement(trackObj);
    this.upObj = getElement(upObj);
    this.downObj = getElement(downObj);
    this.dragObj = getElement(dragObj);
    this.contentMaskObj = getElement(contentMaskObj);
    this.contentObj = getElement(contentObj,contentMaskObj);
    this.obj = contentObj+"Object";
    eval(this.obj+"=this");

    this.trackTop = this.dragObj.getTop();
    this.trackLength = this.trackHeight-this.dragHeight;
    this.trackBottom = this.trackTop+this.trackLength;
    this.contentMaskHeight = this.contentMaskObj.getClipHeight();
    this.contentHeight = this.contentObj.getHeight();
    this.contentLength = this.contentHeight-this.contentMaskHeight;
    this.scrollLength = this.trackLength/this.contentLength;
    this.scrollTimer = null;

    if(this.contentHeight <= this.contentMaskHeight){
        this.dragObj.hideVis();
    }else{
        var self = this;
        this.trackObj.addEvent("onmousedown", function(e){
            self.scrollJump(e);
            return false
        });
        this.upObj.addEvent("onmousedown", function(){
            self.scroll(self.speed);
            return false
        });
        this.upObj.addEvent("onmouseup", function(){
            self.stopScroll()
        });
        this.upObj.addEvent("onmouseout", function(){
            self.stopScroll()
        });
        this.downObj.addEvent("onmousedown", function(){
            self.scroll(-self.speed);
            return false
        });
        this.downObj.addEvent("onmouseup", function(){
            self.stopScroll()
        });
        this.downObj.addEvent("onmouseout", function(){
            self.stopScroll()
        });
        this.dragObj.addEvent("onmousedown", function(e){
            self.startDrag(e);
            return false
        });
        if(iex) this.dragObj.addEvent("ondragstart", function(){
            return false
        });
    }
}
ScrollObj.prototype.startDrag = function(e){
    this.dragStartMouse = getYMouse(e);
    this.dragStartOffset = this.dragObj.getTop();
    var self = this;
    document.addEvent("onmousemove", function(e){
        self.drag(e)
    });
    document.addEvent("onmouseup", function(){
        self.stopDrag()
    });
}
ScrollObj.prototype.stopDrag = function(){
    document.removeEvent("onmousemove");
    document.removeEvent("onmouseup");
}
ScrollObj.prototype.drag = function(e){
    var currentMouse = getYMouse(e);
    var mouseDifference = currentMouse-this.dragStartMouse;
    var dragDistance = this.dragStartOffset+mouseDifference;
    var dragMovement = (dragDistance<this.trackTop) ? this.trackTop : (dragDistance>this.trackBottom) ? this.trackBottom : dragDistance;
    this.dragObj.setTop(dragMovement);
    var contentMovement = -(dragMovement-this.trackTop)*(1/this.scrollLength);
    this.contentObj.setTop(contentMovement);
}
ScrollObj.prototype.scroll = function(speed){
    var contentMovement = this.contentObj.getTop()+speed;
    var dragMovement = this.trackTop-Math.round(this.contentObj.getTop()*(this.trackLength/this.contentLength));
    if(contentMovement > 0){
        contentMovement = 0;
    }else if(contentMovement < -this.contentLength){
        contentMovement = -this.contentLength;
    }
    if(dragMovement < this.trackTop){
        dragMovement = this.trackTop;
    }else if(dragMovement > this.trackBottom){
        dragMovement = this.trackBottom;
    }
    this.contentObj.setTop(contentMovement);
    this.dragObj.setTop(dragMovement);
    this.scrollTimer = window.setTimeout(this.obj+".scroll("+speed+")",25);
}
ScrollObj.prototype.stopScroll = function(){
    if(this.scrollTimer){
        window.clearTimeout(this.scrollTimer);
        this.scrollTimer = null;
    }
}
ScrollObj.prototype.scrollJump = function(e){
    var currentMouse = getYMouse(e);
    var dragDistance = currentMouse-(this.dragHeight/2);
    var dragMovement = (dragDistance<this.trackTop) ? this.trackTop : (dragDistance>this.trackBottom) ? this.trackBottom : dragDistance;
    this.dragObj.setTop(dragMovement);
    var contentMovement = -(dragMovement-this.trackTop)*(1/this.scrollLength);
    this.contentObj.setTop(contentMovement);
}

// ||||||||||||||||||||||||||||||||||||||||||||||||||
// Misc Functions

function fixNetscape4(){
    if(ns4origWidth != window.innerWidth || ns4origHeight != window.innerHeight){
        window.location.reload();
    }
}
if(document.layers){
    ns4origWidth = window.innerWidth;
    ns4origHeight = window.innerHeight;
    window.onresize = fixNetscape4;
}

// ||||||||||||||||||||||||||||||||||||||||||||||||||
// Controla as informa��es do link
tooltip = {
    name : "tooltipDiv",
    offsetX : -60,
    offsetY : -60,
    tip : null
};
tooltip.init = function () {
    if (!document.getElementById) return;
	
    // It would be nice to be able to generate the tooltip div,
    // but when using document.createElement Explorer5/MacOS9,
    // the tooltip div becomes 100% of the window height.
    // Therefore, we have to use document.getElementById to access
    // a div that is already in the body.
	
    // this.tip = document.createElement ("div");
    // this.tip.setAttribute ("id", this.name);
    // document.body.appendChild (this.tip);
	
    this.tip = document.getElementById (this.name);
    if (this.tip) document.onmousemove = function (evt) {
        tooltip.move (evt)
    };
	
    var a;
    var anchors = document.getElementsByTagName ("a");
    for (var i = 0; i < anchors.length; i ++) {
        a = anchors[i];
        if (a.className == "tooltip") {
            a.onmouseover = function () {
                tooltip.show (this.title)
            };
            a.onmouseout = function () {
                tooltip.hide ()
            };
        }
    }
};
tooltip.move = function (evt) {
    var x=0, y=0;
    if (document.all) {// Explorer
	
        // Explorer5 contains the documentElement object but it's empty,
        // so we must check if the scrollLeft property is available.
		
        // If Explorer6 is in Quirks mode, the documentElement properties
        // will still be defined, but they will contain the number 0.
		
        // If Explorer6 is in Standards compliant mode, the document.body
        // properties will still be defined, but they will contain the number 0.
		
        x = (document.documentElement && document.documentElement.scrollLeft) ? document.documentElement.scrollLeft : document.body.scrollLeft;
        y = (document.documentElement && document.documentElement.scrollTop) ? document.documentElement.scrollTop : document.body.scrollTop;
        x += window.event.clientX;
        y += window.event.clientY;
		
    } else {// Mozilla
        x = evt.pageX;
        y = evt.pageY;
    }
    // If the style property value is not a string containing the unit measurement,
    // browsers in standard compliant mode will not set the property.
    this.tip.style.left = (x + this.offsetX) + "px";
    this.tip.style.top = (y + this.offsetY) + "px";
};
tooltip.show = function (text) {
    if (!this.tip) return;
    this.tip.innerHTML = text;
    // Without the next line, Explorer5/Mac has a redraw problem.
    this.tip.style.visibility = "visible";
    this.tip.style.display = "block";
};
tooltip.hide = function () {
    if (!this.tip) return;
    // Without the next line, Explorer5/Mac has a redraw problem.
    this.tip.style.visibility = "hidden";
    this.tip.style.display = "none";
    this.tip.innerHTML = "";
};

//fun��o abre janela
var win = null;
function NewWindow(mypage,myname,w,h,scroll){
    LeftPosition = (screen.width) ? (screen.width-w)/2 : 0;
    TopPosition = (screen.height) ? (screen.height-h)/2 : 0;
    settings =
    'height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+','
    win = window.open(mypage,myname,settings)
}