function unhide(divID) {
  var item = document.getElementById(divID);
  if (item) {
    item.className=(item.className=='hidden')?'unhidden':'hidden';
  }
}

function validateSelect() {	
  var els = document.selectvar.elements;
  for (var i=0; i<els.length; i++){
    var el=els[i];
    if(el.type != 'select-one') continue;
//    if(el.name.indexOf('VAR_V') != 0) continue;
    var val = els[el.name].selectedIndex;
    if(el[val].value != '0') continue;

    // inform them of an error
    alert('Please select a product option from the "'+el[0].text+'" menu.');
    return;
  }
  document.selectvar.submit();
}

function validateSelectCutting() {
 var els = document.selectvar.elements;
 for (var i=0; i<els.length; i++){
   var el=els[i];
   if(el.type != 'select-one') continue;
//    if(el.name.indexOf('VAR_V') != 0) continue;
   var val = els[el.name].selectedIndex;

   if(i == '1'){
   var size1=el[val].text}
   if(i == '3'){
   var size3=el[val].text}
   if(i == '5'){
   var size5=el[val].text}
   if(i == '7'){
   var size7=el[val].text}


   if(el[val].value != '0') continue;

   // inform them of an error
   alert('Please select a product option from the "'+el[0].text+'" menu.');
   return;
 }

   if((size1=='4"') && (size3=='0"')) {
   alert('Please pick a width 4 1/16" or larger');
   return;
  }
   if((size5=='4"') && (size7=='0"')) {
   alert('Please pick a length 4 1/16" or larger');
   return;
   }
   if((size1=='8"') && ((size3=='9/16"')||(size3=='5/8"')||(size3=='11/16"')||(size3=='3/4"')||(size3=='13/16"')||(size3=='7/8"')||(size3=='15/16"'))) {
   alert('Please pick a width 8 1/2" or smaller');
   return;
   }
   if((size5=='11"') && ((size7=='1/16"')||(size7=='1/8"')||(size7=='3/16"')||(size7=='1/4"')||(size7=='5/16"')||(size7=='3/8"')||(size7=='7/16"')||(size7=='1/2"')||(size7=='9/16"')||(size7=='5/8"')||(size7=='11/16"')||(size7=='3/4"')||(size7=='13/16"')||(size7=='7/8"')||(size7=='15/16"'))) {
   alert('Please pick a length 11" or smaller');
   return;
  }

  document.selectvar.submit();
}

function Set_Cookie( name, value, expires, path, domain, secure )
{
	// set time, it's in milliseconds
	var today = new Date();
	today.setTime( today.getTime() );

	/*
	if the expires variable is set, make the correct
	expires time, the current script below will set
	it for x number of days, to make it for hours,
	delete * 24, for minutes, delete * 60 * 24
	*/
	if ( expires )
	{
		expires = expires * 1000 * 60 * 60 * 24;
	}
	var expires_date = new Date( today.getTime() + (expires) );

	document.cookie = name + "=" +escape( value ) +
	( ( expires ) ? ";expires=" + expires_date.toGMTString() : "" ) +
	( ( path ) ? ";path=" + path : "" ) +
	( ( domain ) ? ";domain=" + domain : "" ) +
	( ( secure ) ? ";secure" : "" );
}

function gup( name )
{
  name = name.replace(/[\[]/,"\\\[").replace(/[\]]/,"\\\]");
  var regexS = "[\\?&]"+name+"=([^&#]*)";
  var regex = new RegExp( regexS );
  var results = regex.exec( window.location.href );
  if( results == null )
    return "";
  else
    return results[1];
}

function setCouponCookie()
{
	if (gup('co') == 'y')
	{
		Set_Cookie( 'coupon', 'y', 14, '/', '.paperandmore.com', '');
		//document.write(gup('keyur'));
	}
}

//set cookie to determine to show coupon section
setCouponCookie();