function isBlank(Str)
{
  while(''+Str.charAt(0)==' ')
  Str=Str.substring(1,Str.length);

  while(''+Str.charAt(Str.length-1)==' ')
  Str=Str.substring(0,Str.length-1);
	     
  if (Str == '')
  { return(true);
  }
  else
  { return(false);
  };
}

function isValidEmailId(email)
{
  var isvalid = true;
			
  if (email.indexOf('@') == -1)
  { isvalid = false;
  }
  else
  { if (email.indexOf('@') == 0)
    { isvalid = false;
    }
    else if (email.indexOf('@') == (email.length-1))
    { isvalid = false;
    }
    else if (email.indexOf('@',(email.indexOf('@')+1)) != -1)
    { isvalid = false;
    };
  };

  return(isvalid);
}

function isNumber(number)
{
	if (isBlank(number)){return(false);}
	if (isNaN(number)){return(false);}
	else {return(true);}
}

function customerr(errorno)
{
	var errmsg = ["Booking Feature is Under Construction", "Login Feature is Under Construction", "Downloads Link is Under Construction", "Star Flyers Link is Under Construction","Experience Link is Under Construction","Our Services is Under Construction", "Best Deals is Under Construction", "Search Engine is Under Construction"];

	
	alert(errmsg[errorno]);
	}


function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MM_jumpMenu(targ,selObj,restore){ //v3.0
	if(!(selObj.options[selObj.selectedIndex].value==''))
	{
	  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
	}
  	if (restore) selObj.selectedIndex=0;
}