function name_val(t)
{
	var v = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ ";
    var w = "";
    for (i=0; i < t.value.length; i++) {
        x = t.value.charAt(i);
        if (v.indexOf(x,0) != -1)
        w += x;
    }
    t.value = w;
} 

function number_val(t)
{
	var v = "0123456789";
    var w = "";
    for (i=0; i < t.value.length; i++) 
	{
        x = t.value.charAt(i);
        if (v.indexOf(x,0) != -1)
        w += x;
    }
    t.value = w;
} 
   
function val_email1(txt,spanid)
{
	var email = document.getElementById(txt).value;
	 
    if(!valemail1(email))
	{
     document.getElementById(spanid).innerHTML="";

  	 document.getElementById(spanid).innerHTML="Invalid Email..";
	}
	if(valemail1(email))
	{
			document.getElementById(spanid).innerHTML="";
	}
	return true;
}

function valemail1(email)
{
  var RegExp = /^([a-zA-Z0-9_\-\.]+)@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.)|(([a-zA-Z\-]+\.)+))([a-zA-Z]{2,3})(\]?)$/
    if(RegExp.test(email)){
        return true;
    }else{
        return false;
    }
}
 
function val_EmptyText(txtControl,msgControl,strName)
{
  if(txtControl.value=='')
  {
	document.getElementById(msgControl).innerHTML= "Please enter the "+strName;	
   	return false;
  }
  else
  {
	document.getElementById(msgControl).innerHTML="";
    return true;	
  }
}

function val_EmptyText1(txtControl,msgControl,strName)
{
  if(txtControl.value=='')
  {
     	document.getElementById(msgControl).innerHTML= "Please enter the "+strName;	
	   	return false;
  }
}

function verify()
{
	if(a.value==b.value)
	{	
	}
	else
	{
		alert("Fail");
		document.getElementById('verification').focus();
		return false;		
	}
	return true;
}

function val_comment(txtControl,msgControl)
{
	if((txtControl.value).length==0)
	{
		return true;
	}	
	if(((txtControl.value).length<50) || ((txtControl.value).length>250))
	{
		document.getElementById(msgControl).innerHTML="comment should be 50 to 250 char long...";
	   	return false;
	}
	else
	{
		document.getElementById(msgControl).innerHTML="";
		return true;
	}
}

function disableEvents1()
{
document.onmousedown = showDisabledMessage;

}
function disableEvents()
{
document.onselectstart = showDisabledMessage;

}

function showDisabledMessage()
{
return false;
}
 
 function disableEvents3()
{
document.onselectstart = showDisabledMessage1;
}

function disableEvents4()
{
document.onmousedown = showDisabledMessage1;

}
function showDisabledMessage1()
{
return true;
}