function menu_link(num)
{
	switch(num)

	{

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

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

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

	  case 4:window.location="http://www.aiimchicago.org/?m=2&s=0&id=50" ;break;

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

	  case 6:window.location="aiim.htm" ;break;

	}
}