function isAlphaNumTypeOnly(field) {
var re = /^[A-Za-z0-9( ).&!*/-]*$/;
if (!re.test(field.value)) {
field.value = field.value.replace(/[^A-Za-z0-9( ).&!*/-]/g,"");
}
}

function openWin(file){
newWin=window.open(file,'','scrollbars=yes,width=370,height=400');
}

function openLargeWin(file){
newWin=window.open(file,'','scrollbars=yes,width=600,height=500');
}

function movepic(img_name,img_src) {
document[img_name].src='graphics/' + img_src;
}