function miseEnpageMain(){
	mainDiv = document.getElementById("div_site");

	var hautTotal = screen.availHeight-155;
	var hautContenu = mainDiv.offsetHeight;

	var Haut;
	
	var strstyle="";
	strstyle+="<style type=\"text/css\">\n";
	
	
	haut = hautContenu > hautTotal ?hautContenu:hautTotal;
	
	if(hautContenu > hautTotal){
		haut = hautContenu;
	}else{
		haut = hautTotal;
	}
	strstyle+="#brd1_site, #brd2_site{\n";
	strstyle+="    height: "+haut+"px;\n";
	strstyle+="}\n";
	strstyle+="</style>\n";
	document.write(strstyle);
}