// JavaScript Document
var originetop=0
var hometexte_num=0;
var hometexte_sens=1;
var hometexte_nbr=3;
var hometexte_inc=0;
setInterval("hometexte()", 9999);

function hometexte() {
	var sou=this.hometexte_num;
	if (this.hometexte_sens==1) {
	  this.hometexte_num++;
	  if (this.hometexte_num>=this.hometexte_nbr) {
		this.hometexte_sens=-1;
	  }
	} else if (this.hometexte_sens==-1) {
	  this.hometexte_num--;
	  if (this.hometexte_num<=0) {
		this.hometexte_sens=1;
	  }
	}
	var cib=this.hometexte_num;
	var fct="hometextemove("+String(sou)+", "+String(cib)+")";
    this.interval_hometextemove=setInterval(fct, 40);
}

function hometextemove(sou, cib) {
	var arr=Array(3, 2, 1, 0);
	this.hometexte_inc++;
	var c1=-cib*252;
	var s1=-sou*252;
	var c2=-arr[cib]*252;
	var s2=-arr[sou]*252;
	var m1=s1+(this.hometexte_inc/5)*(c1-s1);
	document.getElementById("diaporama").style.marginTop=m1+"px";
	var m2=s2+(this.hometexte_inc/5)*(c2-s2);
	document.getElementById("textorama").style.marginTop=m2+"px";
	if (this.hometexte_inc>=5) {
		clearInterval(this.interval_hometextemove); 
	    this.hometexte_inc=0;
	}
}