function validate() {

if(document.myform.name.value=="") {
alert("Please enter your Name");
document.myform.name.focus();
return false;

}

else if((document.myform.email.value.indexOf("@")==-1)||(document.myform.email.value.indexOf(".")==-1)) {
alert ("Please enter your Email address")
document.myform.email.focus();
return false;

}
if(document.myform.phone.value=="") {
alert("Please enter your Phone Number");
document.myform.phone.focus();
return false;

}

if(document.myform.enquiry.value=="") {
alert("Please enter your Enquiry");
document.myform.enquiry.focus();
return false;

}



}