String.prototype.trim=function(){return this.replace(/^\s*/,"").replace(/\s*$/,"");}
function validate(){regForm=document.forms["contactForm"];if(regForm.fname.value.trim()==""){alert("First name, please.");regForm.fname.focus();return;}
else if(isValidName(regForm.fname.value.trim())==false){alert("No weird characters.");regForm.fname.focus();return;}
else if(regForm.lname.value.trim()==""){alert("Last name, please.");regForm.lname.focus();return;}
else if(isValidName(regForm.lname.value.trim())==false){alert("No weird characters.");regForm.lname.focus();return;}
else if(isValidEmail(regForm.email.value.trim())==false){alert("Valid email address, please.");regForm.email.focus();return;}
else{regForm.submit();}}
function validateComment(){regForm=document.forms["commentForm"];if(regForm.name.value.trim()==""){alert("Name, please.");regForm.name.focus();return;}
else if(isValidName(regForm.name.value.trim())==false){alert("No weird characters.");regForm.fname.focus();return;}
else if(isValidEmail(regForm.email.value.trim())==false){alert("Valid email address, please.");regForm.email.focus();return;}
else if(regForm.comment.value.trim()==""){alert("You should enter a comment.");regForm.comment.focus();return;}
else{regForm.submit();}}
function isValidName(value){var re=/^([A-Za-z0-9\s\-\.\,\'\/])+$/;return(re.test(value));}
function isValidEmail(email){var reg=/^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;return(reg.test(email));}