var largeur_div_milieu = 980;
var marge = 5;
var mouseX;
var status;

function checkScrollBar(){
  if(document.documentElement.scrollHeight != window.innerHeight)
    return 16;
  else
    return 0;
}

function verifyMouseX(){
  if(mouseX<=((windowSize()-largeur_div_milieu)/2)-marge|| mouseX>=((windowSize()-largeur_div_milieu)/2)+largeur_div_milieu+marge)
    return true;
  else
    return false;
}

function getMouseX(event){
    var e = event || window.event;
    return e.clientX;
}

function windowSize(){
 if (document.all){
    return document.documentElement.clientWidth;
  }
  else{
    return window.innerWidth-checkScrollBar();
  }
}

document.onmousemove = function(event){
    mouseX = getMouseX(event);
    if(verifyMouseX()){
    	document.body.style.cursor = 'pointer';
    }
    else{
      document.body.style.cursor = 'auto';
     }
};

document.onclick = function(event){
    var mouseInfo = document.getElementById('mouseInfo');
    mouseX = getMouseX(event);
    //alert(verifyMouseX());
    if(verifyMouseX()){
    	//document.body.style.cursor = 'pointer';
        window.open(mouseInfo.innerHTML);
    }
    else{
      //document.body.style.cursor = 'auto';
     }

};