function Print_Page() {
	window.print();
}
function checkNumber(e) {
var keycode
var numcheck

if(window.event) // IE
{
keycode = e.keyCode
}
else if(e.which) // Netscape/Firefox/Opera
{
keycode = e.which
}
if (keycode>=48 && keycode<=57 || keycode>=96 && keycode<=105 || keycode==8 || keycode==46 || keycode>=37 && keycode<=40) {
    return true;
  }
  else{
  return false
  }
}
function checkPrice(e,textx) {
var keycode
var keychar
var numcheck
textx=textx + "xxx"
if(window.event) // IE
{
keycode = e.keyCode
}
else if(e.which) // Netscape/Firefox/Opera
{
keycode = e.which
}
if (keycode>=48 && keycode<=57 || keycode>=96 && keycode<=105 || keycode==8 || keycode==46 || keycode==110 || keycode==190 || keycode>=37 && keycode<=40) {
    return true;
}
else{
    return false;
}   
}
function checkDate(e) {
var keycode
var keychar
var numcheck

if(window.event) // IE
{
keycode = e.keyCode
}
else if(e.which) // Netscape/Firefox/Opera
{
keycode = e.which
}
if (keycode>=47 && keycode<=57 || keycode>=96 && keycode<=105 || keycode==8 || keycode==46 || keycode>=37 && keycode<=40) {
    keychar = String.fromCharCode(keycode)
    return true;
  }
  else{
  keychar = ""
  return false
  }
}

function emailCheck (emailStr,required)
{
	if (required==1 || emailStr!="")
	{
		/* The following variable tells the rest of the function whether or not
		to verify that the address ends in a two-letter country or well-known
		TLD.  1 means check it, 0 means don't. */
		var checkTLD=1;

		/* The following is the list of known TLDs that an e-mail address must end with. */
		var knownDomsPat=/^(arpa|root|aero|biz|cat|com|coop|edu|gov|info|int|jobs|mil|mobi|museum|name|net|org|pro|travel|xxx)$/;

		/* The following pattern is used to check if the entered e-mail address
		fits the user@domain format.  It also is used to separate the username
		from the domain. */
		var emailPat=/^(.+)@(.+)$/;

		/* The following string represents the pattern for matching all special
		characters.  We don't want to allow special characters in the address. 
		These characters include ( ) < > @ , ; : \ " . [ ] */
		var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";

		/* The following string represents the range of characters allowed in a 
		username or domainname.  It really states which chars aren't allowed.*/
		var validChars="\[^\\s" + specialChars + "\]";

		/* The following pattern applies if the "user" is a quoted string (in
		which case, there are no rules about which characters are allowed
		and which aren't; anything goes).  E.g. "jiminy cricket"@disney.com
		is a legal e-mail address. */
		var quotedUser="(\"[^\"]*\")";

		/* The following pattern applies for domains that are IP addresses,
		rather than symbolic names.  E.g. joe@[123.124.233.4] is a legal
		e-mail address. NOTE: The square brackets are required. */
		var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;

		/* The following string represents an atom (basically a series of non-special characters.) */
		var atom=validChars + '+';

		/* The following string represents one word in the typical username.
		For example, in john.doe@somewhere.com, john and doe are words.
		Basically, a word is either an atom or quoted string. */
		var word="(" + atom + "|" + quotedUser + ")";

		// The following pattern describes the structure of the user
		var userPat=new RegExp("^" + word + "(\\." + word + ")*$");

		/* The following pattern describes the structure of a normal symbolic
		domain, as opposed to ipDomainPat, shown above. */
		var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");

		/* Finally, let's start trying to figure out if the supplied address is valid. */

		/* Begin with the coarse pattern to simply break up user@domain into
		different pieces that are easy to analyze. */
		var matchArray=emailStr.match(emailPat);
		if (matchArray==null) {

		/* Too many/few @'s or something; basically, this address doesn't
		even fit the general mould of a valid e-mail address. */
		alert("Email address seems incorrect (check @ and .'s)");
		return false;
		}
		var user=matchArray[1];
		var domain=matchArray[2];

		// Start by checking that only basic ASCII characters are in the strings (0-127).
		for (i=0; i<user.length; i++) {
		if (user.charCodeAt(i)>127) {
		alert("Ths username contains invalid characters.");
		return false;
		   }
		}
		for (i=0; i<domain.length; i++) {
		if (domain.charCodeAt(i)>127) {
		alert("Ths domain name contains invalid characters.");
		return false;
		   }
		}

		// See if "user" is valid 
		if (user.match(userPat)==null) {

		// user is not valid
		alert("The username doesn't seem to be valid.");
		return false;
		}

		/* if the e-mail address is at an IP address (as opposed to a symbolic
		host name) make sure the IP address is valid. */
		var IPArray=domain.match(ipDomainPat);
		if (IPArray!=null) {

		// this is an IP address
		for (var i=1;i<=4;i++) {
		if (IPArray[i]>255) {
		alert("Destination IP address is invalid!");
		return false;
		   }
		}
		return true;
		}

		// Domain is symbolic name.  Check if it's valid.
		var atomPat=new RegExp("^" + atom + "$");
		var domArr=domain.split(".");
		var len=domArr.length;
		for (i=0;i<len;i++) {
		if (domArr[i].search(atomPat)==-1) {
		alert("The domain name does not seem to be valid.");
		return false;
		   }
		}

		/* domain name seems valid, but now make sure that it ends in a
		known top-level domain (like com, edu, gov) or a two-letter word,
		representing country (uk, nl), and that there's a hostname preceding 
		the domain or country. */
		if (checkTLD && domArr[domArr.length-1].length!=2 && 
		domArr[domArr.length-1].search(knownDomsPat)==-1) {
		alert("The address must end in a well-known domain or two letter " + "country.");
		return false;
		}

		// Make sure there's a host name preceding the domain.
		if (len<2) {
		alert("This address is missing a hostname!");
		return false;
		}
		// If we've gotten this far, everything's valid!
		return true;
	}
}

function select_all(classname)
{
    inputs=document.getElementsByTagName("input")
    for (i=0;i<inputs.length;i++)
    {
        if (inputs[i].className==classname)
        {
            inputs[i].checked=true
        }
    }
}
function deselect_all(classname)
{
    inputs=document.getElementsByTagName("input")
    for (i=0;i<inputs.length;i++)
    {
        if (inputs[i].className==classname)
        {
            inputs[i].checked=false
        }
    }
}

function externalLinks()
{
    if(!document.getElementsByTagName)
    {
        return;
    }
    var anchors=document.getElementsByTagName("a");
    for(var i=0;i<anchors.length;i++)
    {
        var anchor=anchors[i];
        if(anchor.getAttribute("href") && anchor.getAttribute("rel") == "external")
        {
            anchor.target = "_blank";
            anchor.title = (anchor.title != "") ? anchor.title+" (opens in a new window)" : "opens in a new window";
            anchor.className = (anchor.className != '') ? anchor.className+' external' : 'external';
        }
    }
}
window.onload = externalLinks;