function LTrim(String)
{
	var i = 0;
	var j = String.length - 1;

	if (String == null)
		return (false);

	for (i = 0; i < String.length; i++)
	{
		if (String.substr(i, 1) != ' ' &&
		    String.substr(i, 1) != '\t')
			break;
	}

	if (i <= j)
		return (String.substr(i, (j+1)-i));
	else
		return ('');
}

function RTrim(String)
{
	var i = 0;
	var j = String.length - 1;

	if (String == null)
		return (false);

	for(j = String.length - 1; j >= 0; j--)
	{
		if (String.substr(j, 1) != ' ' &&
			String.substr(j, 1) != '\t')
		break;
	}

	if (i <= j)
		return (String.substr(i, (j+1)-i));
	else
		return ('');
}

function Trim(String)
{
	if (String == null)
		return (false);

	return RTrim(LTrim(String));
}

function isName(value)
{
	for(i=0;i<value.length;i++)
	{			
		ch = value.charAt(i);
		if ( ((ch <= "z") && (ch >= "a")) || ((ch <= "Z") && (ch >= "A")) || (ch == ' ') || (ch == " ") ) {}
		else 
 			return false;
	}
 	return true;
}
function isDigit(value)
{
	var digit = Boolean(true);
    	for(var i=0;i<value.length;i++)
    	{
      	  var ch = value.charAt(i);
      	  if(!(ch == "0" || ch=="1" || ch=="2" || ch=="3" || ch=="4" || ch=="5" || ch=="6" || ch=="7" || ch=="8" || ch=="9"))
   	  	return false;
      	}
	return true;
}
function isFloat(field)
{
	var point=0;
	var i=0;
	var beforePoint=0;
	var afterPoint=0;
	for(var a=0;a<field.length;a++)
	{
    	if(!(field.charAt(a)=="." || field.charAt(a)=="0" || field.charAt(a)=="1" || field.charAt(a)=="2" || field.charAt(a)=="3" || field.charAt(a)=="4" || field.charAt(a)=="5" || field.charAt(a)=="6" || field.charAt(a)=="7" || field.charAt(a)=="8" || field.charAt(a)=="9"))
			return false;
		if(field.charAt(a)==".")
			point++;
	}
	if(point > 1)
		return false;
	if(point == 1)
	{
		while(field.charAt(i)!=".")
		{
			i++;
			beforePoint++;
		}
		afterPoint=field.length-(beforePoint+1);
/*		if(beforePoint > 3)
			return false;
		if(afterPoint > 4)
			return false;*/
		if(afterPoint==0 && beforePoint==0)
			return false;
	}
	return true;
}
function printReport()
{
	if(document.getElementById('btnUpdate'))
		document.getElementById('btnUpdate').style.visibility = 'hidden';
	if(document.getElementById('btnCancel'))
		document.getElementById('btnCancel').style.visibility = 'hidden';
	if(document.getElementById('btnPrint'))
		document.getElementById('btnPrint').style.visibility = 'hidden';
	window.print();
}
function getHTTPObject()
{
	var xmlhttp;
	/*@cc_on
	@if (@_jscript_version >= 5)
	try
	{
		xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
	}
	catch (e)
	{
		try
		{
			xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
		}
		catch (E)
		{
			xmlhttp = false;
		}
	}
	@else
	xmlhttp = false;
	@end @*/
	if (!xmlhttp && typeof XMLHttpRequest != 'undefined')
	{
	try {
		xmlhttp = new XMLHttpRequest();
	} catch (e) {
		xmlhttp = false;
	}
	}
	return xmlhttp;
}
function redirect(url)
{
	document.location = url;
}
function showHide(obj, val)
{
	document.getElementById(obj).style.display = val;
}
function validateControl(cntrl, cntrlName, cntrlType)
{
	if(cntrl)
	{
		cntrlValue = Trim(cntrl.value);
		switch(cntrlType)
		{
			case "text":
				if (cntrlValue.length < 1)
				{
					alert(cntrlName + " is required.");
					cntrl.focus();
					return false;
				}
				break;
			case "dd":
				if (cntrlValue <= 0)
				{
					alert(cntrlName + " is required.");
					cntrl.focus();
					return false;
				}
				break;
			case 'list':
				if(cntrl.selectedIndex == -1)
					var listId = -1;
				else
					var listId = parseInt(cntrl.options[cntrl.selectedIndex].value);
				if (listId == -1)
				{
					alert("Please Select "+cntrlName+".");
					return false;
				}
				break;
		}
	}
	return true;
}
function Round(number)
{
	number = parseFloat(number);
	var x = Math.round(number * 100) / 100;
	return x;
}
function setFocus(objId)
{
	document.getElementById(objId).focus()
}
function checkEmail(inputvalue){	
var pattern=/^([a-zA-Z0-9_.-])+@([a-zA-Z0-9_.-])+\.([a-zA-Z])+([a-zA-Z])+/;
if(pattern.test(inputvalue)){         
	return true
}else{   
	 return false;
 }
}
function SiteSearch(){
  var objTextSearch = document.getElementById('txtSearch');
  
  if (Trim(objTextSearch.value)==""){
      alert('Please enter keywords');
	  objTextSearch.focus();
	  return false;
	  
  }
  else {
	  var url;
	  url = "SiteSearch.php?Keywords="+objTextSearch.value;
	  window.location = url ;
	  
  }
}