if (document.getElementById) {
	stdBrowser = true
}
else {
	stdBrowser = false
}



function toggle(myObj,myStatus) {

	
	if (stdBrowser) {
		myObject = document.getElementById(myObj).style
	}
	else {
		myObject = eval("document." + myObj + ".style")
	}
	if (myStatus == 'toggle') {
		if(myObject.display == 'none'){
			myObject.display = '';
		} else {
			myObject.display = 'none';
		}

	 } else if (myStatus == 'on') {
		myObject.display = '';

	 } else if  (myStatus == 'off') {
		myObject.display = 'none';
	}

}


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) { //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 makeRequest(url,finishProcedure) {

	http_request = false;

	if (window.XMLHttpRequest) { // Mozilla, Safari,...
		http_request = new XMLHttpRequest();
		if (http_request.overrideMimeType) {
			http_request.overrideMimeType('text/xml');
		}
	} else if (window.ActiveXObject) { // IE
		try {
			http_request = new ActiveXObject("Msxml2.XMLHTTP");
		} catch (e) {
			try {
			http_request = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e) {}
		}
	}

	if (!http_request) {
		alert("Cannot create an XMLHTTP instance");
		return false;
	}
	http_request.onreadystatechange = finishProcedure;
	http_request.open('POST', url, true);
	http_request.send(null);

}


function changeBg(id) {
	document.getElementById(id).style.backgroundColor='#f0f0f0';
}

function changeBgBack(id) {
	document.getElementById(id).style.backgroundColor='#e4e8ec';
}

function toggleMenu(currElem,nextPos) {


	if (stdBrowser) {
		menuObj = document.getElementById(currElem).style
	}
	else {
		menuObj = eval("document." + currElem)
	}
	if (toggleMenu.arguments.length == 1) {
		if (parseInt(menuObj.top) == 75) {
			nextPos = -220
		}
		else {
			nextPos = 75
		}
	}
	if (stdBrowser) {
		menuObj.top = nextPos + "px"
	}
	else {
		menuObj.top = nextPos
	}
	
}



<!-- This script and many more are available free online at -->
<!-- The JavaScript Source!! http://javascript.internet.com -->

<!-- V1.1.3: Sandeep V. Tamhankar (stamhankar@hotmail.com) -->
<!-- Original:  Sandeep V. Tamhankar (stamhankar@hotmail.com) -->

function emailCheck (emailStr) {



	var checkTLD=1;
	var IPArray;
	
	var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;
	
	var emailPat=/^(.+)@(.+)$/;
	
	var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";
	
	var validChars="\[^\\s" + specialChars + "\]";
	
	
	var quotedUser="(\"[^\"]*\")";
	
	
	var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;
	
	
	var atom=validChars + '+';
	
	
	var word="(" + atom + "|" + quotedUser + ")";
	
	
	var userPat=new RegExp("^" + word + "(\\." + word + ")*$");
	
	
	
	var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");
	
	var matchArray=emailStr.match(emailPat);
	
	if (matchArray==null) {
	
	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) {
	return false;
	   }
	}
	for (i=0; i<domain.length; i++) {
	if (domain.charCodeAt(i)>127) {
	return false;
	   }
	}
	
	// See if "user" is valid 
	
	if (user.match(userPat)==null) {
	
	// user is not 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. */
	
	
	// 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) {
	return false;
	   }
	}
	
	
	if (checkTLD && domArr[domArr.length-1].length!=2 && 
	domArr[domArr.length-1].search(knownDomsPat)==-1) {
	return false;
	}
	
	if (len<2) {
	return false;
	}
	
	return true;
}