function onlyAlphbets()	
{	
if((event.keyCode<65||event.keyCode>90) && (event.keyCode<97||event.keyCode>122) && event.keyCode!=13 && event.keyCode!=8 && event.keyCode!=46 && event.keyCode!=32)
	{
	  event.keyCode=0;
	  return false;
	  }

}//function

function checkPhone()
{
 if((event.keyCode>=48 && event.keyCode<=57) || event.keyCode==32 || event.keyCode==47 || event.keyCode==45)
 {
 	return true;
 }
 else
{		
  event.keyCode=0;  
  return false;
}
}

function Trim( str )
{
	var resultStr = "";
	
	resultStr = TrimLeft(str);
	resultStr = TrimRight(resultStr);
	
	return resultStr;
}
function TrimLeft( str ) 
{
	var resultStr = "";
	var i = len = 0;

	if (str+"" == "undefined" || str == null)	
		return null;

	str += "";

	if (str.length == 0) 
		resultStr = "";
	else {	
	  	len = str.length - 1;
		len = str.length;
		
  		while ((i <= len) && (str.charAt(i) == " "))
			i++;
  		resultStr = str.substring(i, len);
  	}

  	return resultStr;
}
function TrimRight( str ) 
{
	var resultStr = "";
	var i = 0;
	if (str+"" == "undefined" || str == null)	
		return null;

	str += "";
	
	if (str.length == 0) 
		resultStr = "";
	else {
  		i = str.length - 1;
  		while ((i >= 0) && (str.charAt(i) == " "))
 			i--;
 			
  		resultStr = str.substring(0, i + 1);
  	}
  	
  	return resultStr;  	
}

function CheckBlank(field,Text)
{
	if (Trim(field.value)=="") 
	{ 	if (Text=="")
			alert("Please specify a value");
		else
			alert(Text);		
		field.focus();
		return false;		
	}
}

function isEmail(field,label) 
{ 
if (field.value.search(/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z]+$/) != -1)
	return true;
else
{	
	label = "Please enter a valid  " + label 
	alert(label);
        field.focus();
        return false;
}   
}



function checkMobile()
{
 if(event.keyCode>=48 && event.keyCode<=57) 
 {
 	return true;
 }
 else
{		
  event.keyCode=0;  
  return false;
}
}

function onlyNumeric()
{
 if((event.keyCode>=48 && event.keyCode<=57) )
 {
 	return true;
 }
 else
{		
  event.keyCode=0;  
  return false;
}
}