function o_over(o,souscat,evenement,heightY) {
	if(typeof(o.style) != 'undefined') {
		o.style.backgroundColor = '#F2F3F7';
	}
	if(souscat != ''){
		if(!heightY){
    	   document.getElementById("div_img_cat").style.top = evenement.clientY-190+document.getElementById("page_content_div").scrollTop;
		}
    	else{
    	   document.getElementById("div_img_cat").style.top = evenement.clientY-heightY+document.getElementById("page_content_div").scrollTop;
		}
	    document.getElementById("imgcat").src = document.getElementById(souscat).src;
	}
	else {
		document.getElementById("imgcat").src = 'http://img.nauticexpo.com/images_ne/2ai/vide.gif';
	}
}

function o_move(souscat) {
			if(souscat != '') {
			if(document.getElementById("imgcat").src != document.getElementById(souscat).src) 
				document.getElementById("imgcat").src = document.getElementById(souscat).src;
		}
	}

function o_out(o) {
	if (typeof(o.style) != 'undefined')
		o.style.backgroundColor = '';document.getElementById("imgcat").src = 'http://img.nauticexpo.com/images_ne/2ai/vide.gif';
}