// JavaScript Document

function	article(id) {
	this.article				= document.getElementById(id);
	/*alert(document.getElementById(id));*/
	this.nbarticleList			= this.article.getElementsByTagName("div");
	/*alert(this.nbarticleList.length);*/
	var i;
	for(i=0; i<this.nbarticleList.length; i++) {
		/*alert(this.nbarticleList[i].style);*/
		this.nbarticleList[i].style.display='none';
	}
	this.nbarticleList[0].style.display='block';
	/*alert(this.nbarticleList[2].style.display);*/
}

function incremente(sens,id) {
	/*alert(sens);
	alert(id);
	alert(document.getElementById(id));*/
	this.article				= document.getElementById(id);
	this.nbarticleList			= this.article.getElementsByTagName("div");
	/*alert(this.nbarticleList.length);*/
	var nbdiv = this.nbarticleList.length - 1;
	/*alert(nbdiv);*/
	for(i=0; i<this.nbarticleList.length; i++) {
		if(this.nbarticleList[i].style.display == 'block' ) {
			/*alert(i);*/
			if(i == nbdiv && sens == 1) {
				/*alert('Trop');*/
				{break}
			} else if(i == 0 && sens == -1) {
				/*alert('Moins');*/
				{break}
			} else {
				/*alert(i+sens);*/
				this.nbarticleList[i].style.display = 'none';
				this.nbarticleList[i+sens].style.display = 'block';
				{break}
					}
			}
		}
	}