function How_clicked (x) { 

		var v	= How_value (x.How_did_you_hear_about_us); 

		if (v == "Other")  
			How_show (x); 
		else
			How_hide (x); 

	} <!-- end of function -->



	function How_value (x) {

		len = x.length;
		i = 0;
		chosen = "none"
		for (i = 0; i < len; i++) {
			if (x[i].selected) {
				chosen = x[i].value;
			}
		} 
		return chosen; 

	} <!-- end of function -->




	function How_hide (x) {

		thisDiv = document.getElementById("hideshow");
		if (thisDiv) 
			thisDiv.style.display = "none";	

	}  <!-- end of function -->


	function How_show (x) {

		thisDiv = document.getElementById("hideshow");
		if (thisDiv) 
			thisDiv.style.display = "block";	

	}  <!-- end of function -->


	function clear_input (x) {

		x.value = ""; 

	}  <!-- end of function -->