function openBrWindow(filename,winname,attributes) 
{
	newwin = window.open(filename,winname,attributes);
	newwin.focus();
}
function fillzipcode(zipval)
{
	document.frmregister.txtzip.value = zipval;
}
function nameblank()
{
	document.frmregister.txtusername.value = "";
	document.frmregister.txtpass.value = "";
	document.frmregister.txtcpass.value = "";
}
function submitform()
{
  document.frmregister.action = "register.asp";
  document.frmregister.submit();
}

function submitform_button()
{
 
	 if(document.frmregister.onsubmit())
		document.frmregister.submit();
}
function validatefields(thisfrm)	
{
	if(thisfrm.txtusername.value=="")
	{
		alert("Please enter a username.")
		thisfrm.txtusername.focus();
		return false;
	}
	if(thisfrm.txtpass.value=="")
	{
		alert("Password cannot be left blank");
		thisfrm.txtpass.focus();
		return false;
	}
	if(thisfrm.txtpass.value!=thisfrm.txtcpass.value)
	{
		alert("Your password and Confirm password does not match");
		thisfrm.txtcpass.select();
		return false;
	}
	if(thisfrm.txtname.value=="")
	{
		alert("Please enter your Name.")
		thisfrm.txtname.focus();
		return false;
	}
		
	
	if(thisfrm.optcity.value=="0")
	{
		alert("Please select your city")
		thisfrm.optcity.focus();
		return false;
	}
	if(isNaN(thisfrm.txtzip.value) || thisfrm.txtzip.value.length!=5)
	{
		alert("Please enter your proper zipcode")
		thisfrm.txtzip.focus();
		return false;
	}
	if(thisfrm.txtemail.value=="")
	{
		alert("Please enter Email.")
		thisfrm.txtemail.focus();
		return false;
	}
	if (thisfrm.txtemail.value != "") 
	{
		if (!(validateEmail(thisfrm.txtemail.value)))
		{
			 alert("Please specify proper email address");
			 thisfrm.txtemail.select(); 
			 return false;
		}
	}
	if (thisfrm.chkterms.checked == false) 
	{
		 alert("Check the Terms of service Check Box");		
		 return false;
	}
	//alert(document.getElementById("rdo1").checked)
		if (thisfrm.rdo(0).checked == true)
		  document.frmregister.action = "surgeonregister.asp";
		if (thisfrm.rdo(1).checked == true)
		  document.frmregister.action = "saveregister.asp";
	return true;
}