//<!--
function validateform(){
 var emailID=document.emailform.emailtext
 
 if ((emailID.value==null)||(emailID.value=="")){
  alert("Please Enter your Email ID")
  emailID.focus()
  return false
 }
 if (emailcheck(emailID.value)==false){
  emailID.value=""
  emailID.focus()
  return false
 }
 return true
 }

function emailcheck(str) {
 var at="@"
 var dot="."
 var lat=str.indexOf(at)
 var lstr=str.length
 var ldot=str.indexOf(dot)
 if (str.indexOf(at)==-1){
    alert("Email address seems to be invalid. Please enter a valid email address")
    return false
 }

 if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
    alert("Email address seems to be invalid. Please enter a valid email address")
    return false
 }

 if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
     alert("Email address seems to be invalid. Please enter a valid email address")
     return false
 }

  if (str.indexOf(at,(lat+1))!=-1){
     alert("Email address seems to be invalid. Please enter a valid email address")
     return false
  }

  if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
     alert("Email address seems to be invalid. Please enter a valid email address")
     return false
  }

  if (str.indexOf(dot,(lat+2))==-1){
     alert("Email address seems to be invalid. Please enter a valid email address")
     return false
  }
 
  if (str.indexOf(" ")!=-1){
     alert("Email address seems to be invalid. Please enter a valid email address")
     return false
  }

   return true     
}

function clearText(field){
 field.value = ""
} 

function disable(disableIt)
{
	document.sacsponsor.project.disabled = disableIt;
    document.sacsponsor.gender.disabled = disableIt;
    document.sacsponsor.age.disabled = disableIt;
}

//-->