function printPage() {
  if (window.print)
    window.print()
  else
    alert("Sorry, your browser doesn't support this feature.");
}

function pulldown_menu() {
	// Create a variable url to contain the value of the 
	// selected option from the the form named pulldown and variable selectname
	var url = document.pulldown.selectname.options[document.pulldown.selectname.selectedIndex].value
	// Re-direct the browser to the url value
	window.location.href = url 
}

function changePic(objName,picName) {
     objName.src=picName
}