function enviaEmail()
{
	window.open("Index.do?process=loadEmailFriend" , "email", "directories=0, height=700, width=600, location=0, menubar=0, toolbar=0, titlebar=0, status=0, scrollbars=0");
}
function isNull(field)
{
	if(field == null || field == "")
	{
		return true;
	}
	else
	{
		return false;
	}
}

function isNotNull(field)
{
	if(field == null || field == "")
	{
		return false;
	}
	else
	{
		return true;
	}
}

function isAlphanumeric(field)
{
	var numaric = field;
	for(var j=0; j<numaric.length; j++)
	{
		  var alphaa = numaric.charAt(j);
		  var hh = alphaa.charCodeAt(0);
		  if((hh > 47 && hh<58) || (hh > 64 && hh<91) || (hh > 96 && hh<123))
		  {
		  }
		  else	
		  {
			 return false;
		  }
	}
	return true;
}

function isAlphanumericSpace(field)
{
	var numaric = field;
	for(var j=0; j<numaric.length; j++)
	{
		  var alphaa = numaric.charAt(j);
		  var hh = alphaa.charCodeAt(0);
		  if((hh > 47 && hh<58) || (hh > 64 && hh<91) || (hh > 96 && hh<123) || (hh == 32) )
		  {
		  }
		  else	
		  {
			 return false;
		  }
	}
	return true;
}

function isAlphanumericHyphen(field)
{
	var numaric = field;
	for(var j=0; j<numaric.length; j++)
	{
		  var alphaa = numaric.charAt(j);
		  var hh = alphaa.charCodeAt(0);
		  if((hh > 47 && hh<58) || (hh > 64 && hh<91) || (hh > 96 && hh<123) || (hh == 45) )
		  {
		  }
		  else	
		  {
			 return false;
		  }
	}
	return true;
}

function isAlphanumericSpaceHyphen(field)
{
	var numaric = field;
	for(var j=0; j<numaric.length; j++)
	{
		  var alphaa = numaric.charAt(j);
		  var hh = alphaa.charCodeAt(0);
		  if((hh > 47 && hh<58) || (hh > 64 && hh<91) || (hh > 96 && hh<123) || (hh == 32) || (hh == 45) )
		  {
		  }
		  else	
		  {
			 return false;
		  }
	}
	return true;
}


function IsNumeric(str){
		stringCheck="0123456789";
		f1=0;
		for(j=0;j<str.length;j++)
		{ if(stringCheck.indexOf(str.charAt(j))!=-1)
		   {
		  
		   f1=1;
		   }
		 }
		if(f1==1)
		{
			
			return false; }
		else {
			return true;
	}
}

function isnotNumeric(str){
stringCheck="0123456789";
		f1=0;
		
		for(j=0;j<str.length;j++)
		{ if(stringCheck.indexOf(str.charAt(j))!=-1)
		   {
		  
		   f1++;
		   }
		 }
		 
		if(f1==str.length)
		{
			
			return true; }
		else {
			return false;
	}
}

function isAlpha(field)
{
	var numaric = field;
	for(var j=0; j<numaric.length; j++)
	{
		  var alphaa = numaric.charAt(j);
		  var hh = alphaa.charCodeAt(0);
		  if((hh > 64 && hh<91) || (hh > 96 && hh<123))
		  {
		  }
		  else	
		  {
			 return false;
		  }
	}
	return true;
}

//added for playing video in mozilla browser
function playVideo()
{
	var browserName=navigator.appName; 
	if (browserName=="Netscape")
	{
		 document.getElementById('NetscapeId').style.display = 'inline'; 
		 document.getElementById('ExplorerId').style.visibility = 'hidden';
	}
	else 
	{ 
		if (browserName=="Microsoft Internet Explorer")
		{  
			  document.getElementById('ExplorerId').style.display = 'inline';  
			  document.getElementById('NetscapeId').style.visibility = 'hidden';
		}
		else
		{
			   document.getElementById('NetscapeId').style.visibility = 'hidden';
			   document.getElementById('ExplorerId').style.visibility = 'hidden';
		}
	}
}