var curField = '2';
function selectcontrol(thisfield,nextField,len)

	{	
	//alert(thisfield.name);
	//alert(curField);		
	if (curField==thisfield.name) {
			if (thisfield.value.length == len )
			{
			nextField.focus()
			};	
	} 	
	else 
	{
	curField = thisfield.name;
	}
}

function chknumeric()
{

  if ((event.keyCode < 48 || event.keyCode > 57) && event.keyCode!=46 && event.keyCode !=13) 
	{  event.keyCode = 8;
      alert("Please Enter Numeric Value Only.");
	} 	
}

function emailCheck(thisField)
{
        emailStr = new String(thisField.value);
        if (thisField.value=='')
        {
        return true
        }
        var checkTLD=1;
		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 +")*$");
		var matchArray=emailStr.match(emailPat);
		if (matchArray==null)
		{
		    alert("Email address seems incorrect (check @ and .'s)");
		    thisField.focus()
			return false;	
		}
		var user=matchArray[1];
		var domain=matchArray[2];
		for (i=0; i<user.length; i++) 
		{
		    if (user.charCodeAt(i)>127) 
		    {
				alert("Ths username contains invalid characters.");
		        thisField.focus()
				return false;
		    }
		 }
		var atomPat=new RegExp("^" + atom + "$");
		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.");
   			    thisField.focus()
				return false;
			}
		}
        if (len<2) 
        {
		    alert("This address is missing a hostname!");
		    thisField.focus()
		    return false;
		}
	    return true;
}


function textchanged(oSource)
{
var sNewString = ''
var numval =0
    sSave = window.clipboardData.getData('Text', sNewString);
    numval=Number(sSave);
    if (isNaN(sSave))
    {
       alert('Please Enter Numeric Text Only')
       event.returnValue= false;
    }
    else
    {
       event.returnValue = true;
    }
    
}

function isBlank(s)
{
	for(i=0;i<s.length;i++)
	{
		if(s.charAt(i)!=" ")
			return false;
	}
	return true;
}

function compareDates(dtstr1,dtstr2)
{
   var dtarr = dtstr1.split("/");
   
   var month = dtarr[1]; 
   var day   =  dtarr[0]; 
   var year  = dtarr[2]; 

   var date1 = new Date(month+"/"+day+"/"+year);
   
   var dtarr = dtstr2.split("/");
   
   var month = dtarr[1];
   var day =  dtarr[0];
   var year = dtarr[2];
  
   var date2 = new Date(month+"/"+day+"/"+year);
   
   if(date1 == date2)
	return 0;
   if(date1 > date2)
	return 1;
   else
	return -1;
}

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];
    }
}

String.prototype.trim = function() {
	return this.replace(/^\s+|\s+$/g,"");
}
String.prototype.ltrim = function() {
	return this.replace(/^\s+/,"");
}
String.prototype.rtrim = function() {
	return this.replace(/\s+$/,"");
}