function validate1(frm) 
{ 
sname = frm.name; 
semail = frm.email; 
message = frm.comments; 
 
err_flag = 0; 
 
if (sname.value == "" || !removeSpaces(sname.value)) 
  { 
   alert ("Please enter proper Name!"); 
   sname.focus(); 
   sname.value=""; 
   return false;  
  } 
  else if (semail.value == "" || !validate_email(semail.value)) 
   { 
   alert ("Please enter proper Email!"); 
   semail.focus(); 
   return false;  
  } 
 
  else if (message.value == "" || !removeSpaces(message.value)) 
    { 
     alert ("Comment should not be blank!"); 
     message.focus(); 
     message.value=""; 
     return false; 
    }
 
} 
 
function validate_email(e) 
{ 
var str=e; 
var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i; 
 
if (!filter.test(str)) 
  return false; 
else 
  return true; 
} 
 
function removeSpaces(string) { 
var tstring = ""; 
string = '' + string; 
splitstring = string.split(" "); 
for(i = 0; i < splitstring.length; i++) 
tstring += splitstring[i]; 
return tstring; 
}