function boxes_onmouse(action, obj) {
	if(action == 'over') {
		color_value = '#e19d38';
		display_value = 'block';
	}
	else {
		color_value = 'white';
		display_value = 'none';
	}
/*	
	var ydistance = 36; // distance between menu items

	var xdownloads = -385;
	var ydownloads = 202;
	
	var xquicklinks = xdownloads + 258; // -127
	var yquicklinks = ydownloads; // 202
	
	var xinstructions = xdownloads - 404; // -789
	var yinstructions = ydownloads + 333; // 535
	
	var xsubmissions = xdownloads; // -375
	var ysubmissions = yinstructions; // 535
	
	var xchannels = xquicklinks; // -127
	var ychannels = yinstructions + 8; // 543 The 8px are to vertically center the arrow to the icons

	switch(obj) {
		///// DOWNLOADS /////
		case "downloads_call_for_submissions":
			left_value = xdownloads + 'px';
			top_value  = ydownloads + 0 * ydistance + 'px';
			break;
		case "downloads_call_for_participation":
			left_value = xdownloads + 'px';
			top_value  = ydownloads + 1 * ydistance + 'px';
			break;
		case "downloads_submission_template":
			left_value = xdownloads + 'px';
			top_value  = ydownloads + 2 * ydistance + 'px';
			break;
		case "downloads_copyright_form":
			left_value = xdownloads + 'px';
			top_value  = ydownloads + 3 * ydistance + 'px';
			break;
		case "downloads_conference_poster":
			left_value = xdownloads + 'px';
			top_value  = ydownloads + 4 * ydistance + 'px';
			break;
		case "downloads_conference_brochure":
			left_value = xdownloads + 'px';
			top_value  = ydownloads + 5 * ydistance + 'px';
			break;

		///// QUICK LINKS /////
		case "quick_links_submit":
			left_value = xquicklinks + 'px';
			top_value  = yquicklinks + 0 * ydistance + 'px';
			break;
		case "quick_links_register":
			left_value = xquicklinks + 'px';
			top_value  = yquicklinks + 1 * ydistance + 'px';
			break;
		case "quick_links_enquire":
			left_value = xquicklinks + 'px';
			top_value  = yquicklinks + 2 * ydistance + 'px';
			break;
		case "quick_links_view":
			left_value = xquicklinks + 'px';
			top_value  = yquicklinks + 3 * ydistance + 'px';
			break;
		case "quick_links_notify":
			left_value = xquicklinks + 'px';
			top_value  = yquicklinks + 4 * ydistance + 'px';
			break;
		
		///// INSTRUCTIONS /////
		case "instructions_for_authors":
			left_value = xinstructions + 'px';
			top_value =  yinstructions + 0 * ydistance + 'px';
			break;
		case "instructions_for_presenters":
			left_value = xinstructions + 'px';
			top_value =  yinstructions + 1 * ydistance + 'px';
			break;
		case "instructions_for_organizers":
			left_value = xinstructions + 'px';
			top_value =  yinstructions + 2 * ydistance + 'px';
			break;
		case "instructions_for_participants_national":
			left_value = xinstructions + 'px';
			top_value =  yinstructions + 3 * ydistance + 'px';
			break;
		case "instructions_for_participants_international":
			left_value = xinstructions + 'px';
			top_value =  yinstructions + 4 * ydistance + 'px';
			break;
			
		///// SUBMISSIONS /////
		case "submissions_papers":
			left_value = xsubmissions + 'px';
			top_value =  ysubmissions + 0 * ydistance + 'px';
			break;
		case "submissions_case_studies":
			left_value = xsubmissions + 'px';
			top_value =  ysubmissions + 1 * ydistance + 'px';
			break;
		case "submissions_demos":
			left_value = xsubmissions + 'px';
			top_value =  ysubmissions + 2 * ydistance + 'px';
			break;
		case "submissions_posters":
			left_value = xsubmissions + 'px';
			top_value =  ysubmissions + 3 * ydistance + 'px';
			break;
			
		///// CHANNELS /////
		case "channels_facebook":
			left_value = xchannels + 'px';
			top_value =  ychannels + 0 * ydistance + 'px';
			break;
		case "channels_twitter":
			left_value = xchannels + 'px';
			top_value =  ychannels + 1 * ydistance + 'px';
			break;
		case "channels_wikipedia":
			left_value = xchannels + 'px';
			top_value =  ychannels + 2 * ydistance + 'px';
			break;

		default:
			display_value = 'none';
			left_value = '0px';
			top_value = '0px';
	}
*/
	$("#" + obj).css({color: color_value});

//	$("#img_harrow").css({display: display_value});
//	$("#img_harrow").css({left: left_value});
//	$("#img_harrow").css({top: top_value});
}