map directions

//This is a ubiquity command
//to view a map and diections for places specified by you in India.



CmdUtils.CreateCommand({
  names: ["view directions","map directions"],
  icon: "chrome://ubiquity/skin/icons/map.png",
  description: "This command will open a map which show the directions about how to reach from a given place to a given destination in India",
  help: "To view the directions type the name of places whose direction map you want to see",
  author: {name: "Jyoti", email: "mail2jyoti88@gmail.com"},
  
  homepage: "http://jyzyy.blogspot.com/",
  arguments: [{role: 'source', nountype: noun_arb_text},
             {role: 'goal', nountype: noun_arb_text}
],
  preview: function preview(pblock, args) {
    pblock.innerHTML = "view a map depiccting the directions from <b>" + args.source.html + "</b> to <b>"+args.goal.html+"</b>.";
  },

  execute: function(args)
 {
if(args.source.text=="")
{
displayMessage("You havent specified the source"); 
return; 
}
else if(args.goal.text=="")
{  
displayMessage("You havent specified the destination"); 
return;
}
else
{
Utils.openUrlInBrowser("http://maps.mapmyindia.com/?where=from:"+args.source.text+" to:"+args.goal.text+"&q=search")
}
  }
});