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_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_findObj(n, d) { //v3.0
  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); 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];}
}


/* Make a link zoom open by adding the event handler
   onclick="zoomBox(event,this);return false"
   To zoom into a new, positioned window add width, height, left, and top
   onclick="zoomBox(event,this,640,480,100,50);return false"
   */

var maxW,maxH,fromX,fromY,toX,toY,adjX,adjY,zBox,zStep=0,zLink,zNew;

function zoomBox(evt,zlink,maxw,maxh,tox,toy) {
if (arguments.length > 2) zNew=1;
scrollH=(window.pageYOffset!=null)?window.pageYOffset:document.body.scrollTop;
maxW=maxw?maxw:window.innerWidth?innerWidth:document.body.clientWidth;
maxH=maxh?maxh:window.innerHeight?innerHeight:document.body.clientHeight;
toX=tox?tox:0;
toY=(toy?toy:0)+scrollH;
fromX=evt.pageX?evt.pageX:evt.clientX;
fromY=(evt.pageY?evt.pageY:evt.clientY)+(document.all?scrollH:0);
adjX=toX+evt.screenX-fromX;
adjY=toY+evt.screenY-fromY;
if (document.createElement && document.body.appendChild && !zBox) {
	zBox=document.createElement("div");
	zBox.style.position="absolute";
	document.body.appendChild(zBox);
} else if (document.all && !zBox) {
	document.all[document.all.length-1].outerHTML+='<div id="zBoxDiv" style="position:absolute"></div>';
	zBox=document.all.zBoxDiv;
} else if (document.layers && !zBox) {
	zBox=new Layer(maxW);
	zBox.style=zBox;
	}
zLink=zlink;
doZoom();
}

function doZoom() {
zStep+=1;
zPct=(10-zStep)/10
if (document.layers) {
	zBox.moveTo(toX+zPct*(fromX-toX),toY+zPct*(fromY-toY));
	zBox.document.open();
	zBox.document.write("<table width='"+maxW*(1-zPct)+"' height="+maxH*(1-zPct)+" border=2 cellspacing=0><tr><td></td></tr></table>");
	zBox.document.close();
	} else {
	zBox.style.border="2px solid #999999";
	zBox.style.left=toX+zPct*(fromX-toX);
	zBox.style.top=toY+zPct*(fromY-toY);
	zBox.style.width=maxW*(1-zPct);
	zBox.style.height=maxH*(1-zPct);
	}
zBox.style.visibility="visible";
if (zStep < 10) setTimeout("doZoom("+fromX+","+fromY+","+toX+","+toY+")",30);
else {
	zBox.style.visibility='hidden';
	zStep=0;
	if (zLink && !zNew) location.href=zLink.href;
	else if (zLink && zNew) {
		var w=window.open(zLink.href,'','width='+maxW+',height='+maxH+',left='+adjX+',top='+adjY+',scrollbars,resizable');
		zNew=null;
		}
	}
}

function largeproductimage(part_num) {
	window.open('large_product_image.cfm?part_num='+part_num)
}

function verifyPassword(form) {
	if (createaccount_form.password.value != createaccount_form.password_confirmation.value) {
	alert("Your Passwords don't match.  Please verify that your Passwords match.")
	return false
	}
	if (createaccount_form.fname.value == '') {
	alert("You enter your first name.")
	return false
	}
	if (createaccount_form.lname.value == '') {
	alert("You enter your last name.")
	return false
	}
	if (createaccount_form.email.value == '') {
	alert("You enter your email address.")
	return false
	}s
	return true
}

	function ShipToBillPerson(form) {
		form.bill_fname.value = form.ship_fname.value;
		form.bill_lname.value = form.ship_lname.value;
		form.bill_address1.value = form.ship_address1.value;
		form.bill_address2.value = form.ship_address2.value;
		form.bill_city.value = form.ship_city.value;
		form.bill_state.value = form.ship_state.value;
		form.bill_zip.value = form.ship_zip.value;
		form.bill_title.value = form.ship_title.value;
		form.bill_school.value = form.ship_school.value;
		form.bill_district.value = form.ship_district.value;
	}

	function loginformVerify(form) {
		if (login_form.username.value == "") {
		alert("You must enter your username.")
		return false
		}		
		if (login_form.password.value == "") {
		alert("You must enter your password.")
		return false
		}		
		return true
	}	

/*function ccVerify(form) {
	if (cc_form.cc_number.value == "") {
	alert("You must enter your credit card number.")
	return false
	}	
	if (cc_form.cc_exp_year.value == cc_form.curr_year.value) {
		if (cc_form.cc_exp_month.value < cc_form.curr_month.value) {	
		alert("Your Credit Card Expiration Date is in the Past.")
		return false
		}	
		return true	
	return false
	}
	return true	
}
*/