
<!--
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function isblank(s) {
	for(var i=0;i<s.length;i++) {
	var c=s.charAt(i);
	if ((c != ' ') && (c!= '\n') && (c != '\t')) return false;
	}
	return true;
} // end isblank

function sc_cust(myForm) {
	if (isblank(myForm.bfname.value)) {
		alert("Please enter your First Name.");
		return false;
	}
	if (isblank(myForm.blname.value)) {
		alert("Please enter your Last Name.");
		return false;
	}
	if (isblank(myForm.baddr1.value)) {
		alert("Please enter your Address.");
		return false;
	} 
	if (isblank(myForm.bcity.value)) {
		alert("Please enter your City.");
		return false;
	} 
	if (isblank(myForm.bzip.value)) {
		alert("Please enter your Zip Code.");
		return false;
	} 
	if (isblank(myForm.bphone.value)) {
		alert("Please enter your Phone Number.");
		return false;
	}
	if (isblank(myForm.bemail.value)) {
		alert("Please enter your E-Mail Address.");
		return false;
	} 

	// if user paid by credit card	
	if (myForm.pymt_mthd[0].checked) {
		if (isblank(myForm.ccname.value)) {
			alert("Please enter the Name on your Credit Card.");
			return false;
		}
		if (isblank(myForm.ccnum.value)) {
			alert("Please enter your Credit Card Number.");
			return false;
		} else {
			// check - if any other char but numbers, error out
			var pattern = /[^0123456789]/;
			if (pattern.test(myForm.ccnum.value)) {
				alert("Your Credit Card Number is Invalid.");
				return false;
			}  // end checking pattern test
	
		} // end validating credit card #

		// now check expiration
		if (isblank(myForm.ccexp.value)) {
			alert("Please enter the Expiration Date on your Credit Card.");
			return false;
		} // end checking expiration
		
	} else {
		if (isblank(myForm.ponum.value)) {
			alert("Please enter your PO Number.");
			return false;
		}
	} // end if/else  paying by credit card

return true;
} // end validate sc_cust
// -->