function HearAboutUs_Change(block){
	if (document.getElementById("hearaboutus"+block+"").value==""){document.getElementById("block"+block+"").style.display="none";}
	if (document.getElementById("hearaboutus"+block+"").value=="Advertisement"){document.getElementById("block"+block+"").style.display="block";}
	if (document.getElementById("hearaboutus"+block+"").value=="Media Coverage"){document.getElementById("block"+block+"").style.display="block";}
	if (document.getElementById("hearaboutus"+block+"").value=="Previous Client"){document.getElementById("block"+block+"").style.display="block";}
	if (document.getElementById("hearaboutus"+block+"").value=="Search Engine"){document.getElementById("block"+block+"").style.display="block";}	
	if (document.getElementById("hearaboutus"+block+"").value=="Reference"){document.getElementById("block"+block+"").style.display="block";}
	if (document.getElementById("hearaboutus"+block+"").value=="Speaking Event"){document.getElementById("block"+block+"").style.display="block";}
	if (document.getElementById("hearaboutus"+block+"").value=="Other..."){document.getElementById("block"+block+"").style.display="block";}	
}