function validate()
{
	var f = document.frm;
	var len = f.radiobutton.length;
	var len2 = f.radiobutton2.length;
	var flag = 0;
	
	for(var i = 0; i<len; i++)
	{
		if(f.radiobutton[i].checked == true)
		{
			flag = 1;	
			f.lesson.value = f.radiobutton[i].value
		}
	}
	if(f.lesson.value == "Individual Lessons")
	{
		f.instru.value = f.ind_instru.value;
		f.time.value = f.ind_time.value;
	}
	else if(f.lesson.value == "Group Lessons")
	{
		f.instru.value = f.grp_instru.value;
		f.time.value = f.grp_time.value;
	}
	else
	{
		f.instru.value = f.grp_instru.value;
		f.time.value = f.grp_time.value;
	}
	
	
	if(f.student.value == "")
	{
		alert("Please enter the NAME of the student");
		f.student.focus();
		return false;
	}

	if(f.parent.value == "")
	{
		alert("Please enter PARENT's NAME of the student");
		f.parent.focus();
		return false;
	}

	if(f.phone.value == "")
	{
		alert("Please enter your contact number");
		f.phone.focus();
		return false;
	}

	if(f.email.value == "")
	{
		alert("Please enter your E-mail ID");
		f.email.focus();
		return false;
	}
	if (f.email.value.match(/^([\w\-]+\.?)+\@([\w\-]+\.{1})+(com|net|org|edu|int|mil|gov|biz|info|aero|museum|name|coop|\w{2})$/) == null) 
	{
		alert("Please enetr a valid E-mail ID");
		f.email.focus(); 
		return false; 
	}
	if(flag == 0)
	{
		alert("Please select appropriate lesson or workshop");
		return false; 
	}
	
	for(var i = 0; i<len2; i++)
	{
		if(f.radiobutton2[i].checked == true)
		{
			f.hear_abt.value = f.radiobutton2[i].value
		}
	}
	
	return true;
}

function isNumberKeycp(evt)
{
  var charCode = (evt.which) ? evt.which : event.keyCode

  if (((charCode >= 31) && (charCode <= 47)) || ((charCode >= 58) &&
(charCode<=255)))
  {
  		if(evt.which)
		{
			evt.preventDefault();
		}
		else
		{
			evt.returnValue=false;
		}
  }else
  {

		return charCode;
  }

}
function isNumber(v)
   {
       var i;
       if(v.length==0)
               return false;
       for(i=0;i<v.length;i++)
               if( !(v.charAt(i)>="0" && v.charAt(i)<="9"))
                       return false;
       return true;
   }