//Function for checking field is empty or not
 function emptyField(textObj)
   {
      if (textObj.value.length == 0) return true;
      for(var i=0; i < textObj.value.length; i++ )
       {
         var ch = textObj.value.charAt(i);
         if(ch !=' ' && ch != '\t') return false;
       }
     return true;
   }
   function emptyField1(textarea)
   {
      if (textarea.value.length == 0) return true;
      for(var i=0; i < textarea.value.length; i++ )
       {
         var ch = textarea.value.charAt(i);
         if(ch !=' ' && ch != '\t') return false;
       }
     return true;
   }
   
   function isnum(textObj)
   {
      var newValue = textObj.value;
	    var newLenght = newValue.length;
		
		 //var extra = "-";
		   //    var search;
			    for(var i=0 ; i != newLenght ; i++)
			         {
					    aChar =  newValue.substring(i,i+1);
						aChar = aChar.toUpperCase();
						//alert(aChar);
						// search = extra.indexOf(aChar);
						  if( aChar < "0" || aChar > "9" ) 
						   {
						       return true;
						   }
					}
			
	 return false;
}
 function validDetails(formObj)
 {
	 if (emptyField(formObj.name))
     alert("Please Enter your name ");
	 else if (emptyField(formObj.company))
     alert("Please Enter your companyname ");
	 else if (emptyField1(formObj.designation))
     alert("Please Mention your designation ");
	 else if (emptyField(formObj.email))
     alert("Please provide your Email-ID");
	 else if (emptyField(formObj.contact))
     alert("Please provide your contact number so that we can contact you in emergency");
	 else if (isnum(formObj.contact))
     alert("Please enter a valid contact number");
	 else if (emptyField(formObj.code))
     alert("Please Enter the Verification code");
	 else  
		 return true;
	 
	 return false;
 }