try {
		var fra = new DHTMLobj('iframe_recherche', window.parent);
	} catch(err) {
	}	
		
function defSize(x,y) {
	try {		
		fra.setHeight(y+5);
	} catch(err) { 
		return false;
	}  
}

function reSize () {
	try {
		defSize(600,1000); // permet d'éviter le bug du premier clic
		var Obody = fra.obj.contentWindow.document.body;
		var y= parseInt(Obody.scrollHeight);
		var x= parseInt(Obody.scrollWidth);		
		defSize(x,y);
	} catch(err) { 
		return false;
	}
}