function determineShowHide(){
		
		
		if (document.form1.Q4[1].checked) {
			show("dropdown3");
			
			}
		else if (document.form1.Q4[0].checked){
				hide("dropdown3");
				document.form1.Q4Text.value="";
			}			
		

		if (document.form1.Q5[0].checked) {
			show("dropdown4a");
			hide("dropdown4b");
			document.form1.Q5_7Text.value="";
			}
		else if (document.form1.Q5[1].checked){
				show("dropdown4b");
				hide("dropdown4a");
				document.form1.Q5_1.checked=false;
				document.form1.Q5_2.checked=false;
				document.form1.Q5_3.checked=false;
				document.form1.Q5_4.checked=false;
				document.form1.Q5_5.checked=false;
				document.form1.Q5_6.checked=false;
			}	
			
			
			if (document.form1.Q8[0].checked || document.form1.Q8[1].checked ) {
			hide("dropdown7");
			document.form1.Q8a_Text.value="";
			}
		else if (document.form1.Q8[2].checked || document.form1.Q8[3].checked || document.form1.Q8[4].checked){
				show("dropdown7");
				
			}		
			
		if (document.form1.Q13[0].checked) {
			hide("dropdown12");
			document.form1.Q13_Text.value="";
			}
		else if (document.form1.Q13[1].checked){
				show("dropdown12");
				
			}		
					
		}

		
	function show(what)
	{
	     if(document.getElementById) 
	     {
		document.getElementById(what).style.visibility="visible";
		document.getElementById(what).style.display = "block";
	     }
	    else
	    {
	 	document.all[what].style.visibility="visible";
		document.all[what].style.display="block";
	    }
	}	
	function hide(what)
	{
	     if(document.getElementById) 
	     {
		document.getElementById(what).style.visibility="hidden";
		document.getElementById(what).style.display = "none";
	     }
	    else	
	    {
	 	document.all[what].style.visibility="hidden";
		document.all[what].style.display="none";
	    }                    
	}