function trim(str) 
{ 
    return str.replace(/^\s+|\s+$/g,''); 
}

function SetFocus(element)
{
	document.getElementById(element).focus();
}

function isNumberKey(evt)
{
	try{
	 var charCode = (evt.which) ? evt.which : event.keyCode
	 if(charCode==8)
	 {
	    return true;
	 }
	 else
	 {
	    if (charCode < 48 || charCode > 57)
	    {
		    return false;
		}
		else
		{
		    return true;
		}
	 }
	
	 
	 }
	 catch(e)
	 {}
}
		
	function isSpace(evt)
{
	
	 var charCode = (evt.which) ? evt.which : event.keyCode
	 if(charCode==32)
	 {
	    return false;
	 }
	 return true;
	 
}
		
function isAlphaOnly(evt)
{
	try{
	 var charCode = (evt.which) ? evt.which : event.keyCode
	 if(charCode==8)
	 {
	    return true;
	 }
	 else
	 {
	    if ((charCode > 64 && charCode < 91) || (charCode > 96 && charCode < 123) || charCode == 32)
	    {
		    return true;
		}
		else
		{
		    return false;
		}
	 }
	
	 
	 }
	 catch(e)
	 {}
}

function get_ext(str)
{
	if(str != "")
	{
		len = str.length;
		dot = str.lastIndexOf('.');
		ext = str.substr(dot+1,len);
		return ext;
	}
	else
		return '';
}

function Onfocus_Search(element)
{

    if(element.value=='Search:')
    {
        element.value="";
    }    
    return false;
}

function Onblur_Search(element)
{
    var text=element.value;
    text=trim(text);

    length=text.length;
    if(length==0)
    {
        element.value="Search:";
    }    

    return false;
}




function checkPhone(evt)

{

    try{

    var charCode = (evt.which) ? evt.which : event.keyCode

    if((charCode>=48 && charCode<58)|| (charCode == 46)||(charCode == 40)||(charCode == 41) ||(charCode == 43) ||(charCode == 32) ||(charCode == 8) ||(charCode == 45)) 

    return true;

    return false ; 

    }

    catch(e)

    {}

}