function change (picurl) {
document.picture.src = picurl;
}

function validate_search(){
    if(document.search.searchbox.value == "" ){
        alert ( "Please Enter Your Text First!!" );
        return false;
    }
}
function validate_newsletter(){
    if(document.form.name.value == ""){
        alert ( "Please Enter Your Name!" );
        return false;
    }
    if(document.form.email.value == ""){
        alert ( "Please Enter Your Email!" );
        return false;
    }
}