function isalpha(ele)
                {
                    var r=/[^a-zA-Z-. ]+/i;
                    if(r.test(ele.value))
                     {
                         alert("This Field allows Only Alphabets.");
                         ele.value="";
                         ele.focus();
                     }
                }	
				
				function isnum(ele)
                {
                    var r=/\D$/i;
                    if(r.test(ele.value))
                     {
                         alert("This Field allows Only Numerics.");
                         ele.value="";
                         ele.focus();
                     }
                }

				
				 function validateform(form)
                {
                    var em=/[a-zA-Z0-9]+@[a-zA-Z0-9]+.[a-zA-Z]+/;
                    form1=document.forms[form];
                    if(form1.name.value!=""&&form1.address.value!=""&&form1.email.value!=""&&form1.company.value!=""
                      &&form1.contact.value!=""&&form1.comments.value!=""
					  )
                    {
                        if(!em.test(form1.email.value))
                        {
                            alert("Invalid E-mail.");
                            form.value="";                                                  
                            return false;
                            form.focus();

                        }
                    }
					else
					{
						 alert("Please Complete the Field/s.");
                            form.value="";                                                  
                            return false;
                            form.focus();
					}
                }