function menu_link(num)
{
	switch(num)

	{

	  case 1:window.location="index.htm" ;break;

	  case 2:window.location="website_services.htm" ;break;

	  case 3:window.location="website_design.htm" ;break;

	  case 4:window.location="website_promotion.htm" ;break;

	  case 5:window.location="website_analysis.htm" ;break;

	}
}