window.onload = function(){
	var animation_speed = 200;
			
	// display all info_p at 0 opacity
	$("p.info_p").css("opacity","0");
	$("p.info_p").css("display","block");
	
	// add mouseover functionality to all info_p
	$("p.info_p").mouseenter(mousein);
	
	// add mouseout functionality to all info_p
	$("p.info_p").mouseleave(mouseout);
	
	function mousein(event){
		// fade up
		$(this).animate( {opacity:1}, animation_speed);
		/*
		var info_p = $(this).parent().find(".info_p");
		$(info_p).css("opacity","0");
		$(info_p).css("display","block");
		$(info_p).animate( {opacity:1}, animation_speed);		
		*/
 	};
	
	function mouseout(event){
		// fade down
		$(this).animate({opacity:0}, animation_speed);
	};
	
}