if (document.getElementById && document.createTextNode){canDOM=true}
if (canDOM){
document.write('<style type="text/css">.domhidden{display:none;}</style>')
}
function show_form(id){
Forms=new Array('form01', 'form02', 'form03', 'form04', 'form05', 'form06', 'form07', 'form08', 'form09', 'form10');
Buttons=new Array('button01', 'button02', 'button03', 'button04', 'button05', 'button06', 'button07', 'button08', 'button09', 'button10');
if (canDOM && document.getElementById(id)){
	elm=document.getElementById(id);
	elm.style.display='block';
	for (i=0; i<10; i++){
	if (Forms[i] != id){
	newid=Forms[i];
	elm=document.getElementById(newid);
	elm.style.display='none';
	show_button(Buttons[i]);
}
}
}
}


function hide_form(id){
if (canDOM && document.getElementById(id)){
	elm=document.getElementById(id);
	elm.style.display='none';
}
}


function show_button(id){
if (canDOM && document.getElementById(id)){
	elm=document.getElementById(id);
	elm.style.display='block';
}
}

function hide_button(id){
if (canDOM && document.getElementById(id)){
	elm=document.getElementById(id);
	elm.style.display='none';
}
}

function calculate_amount(formname, id){
var copies=formname.no_copies.value;
elm=document.getElementById(id);
elm.innerHTML=copies*75;
}



function validateform(formname, id1, id2) {
missinginfo = "";
if (formname.name.value == "") {
missinginfo += "\n     -  Name";
}
if (formname.address.value == "") {
missinginfo += "\n     -  Address";
}
if (!(/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(formname.emailfrom.value)))
{
missinginfo += "\n     -  E-Mail";
}
if (formname.no_copies.value == "") {
missinginfo += "\n     -  No. of Copies";
}
if (formname.dd_ch_no.value == "") {
missinginfo += "\n     -  DD/Cheque/MO No.";
}
if ((formname.date.value == "")||(formname.date.value == "dd/mm/yyyy")) {
missinginfo += "\n     -  Date";
}
if (formname.bank.value == "") {
missinginfo += "\n     -  Bank";
}
if (missinginfo != "") {
missinginfo ="_____________________________\n" +
"You failed to correctly fill in your:\n" +
missinginfo + "\n_____________________________" +
"\nPlease re-enter and submit again!";
alert(missinginfo);
return false;
}
else {
hide_form(id1);
show_button(id2);
submit();
}
}


//elm.style.display=='none'||elm.style.display=='')?'block':'none';