// script (c) dialectbrand.com
// Functions for the portfolio
var http = false;

if(navigator.appName == "Microsoft Internet Explorer") {
  http = new ActiveXObject("Microsoft.XMLHTTP");
} else {
  http = new XMLHttpRequest();
} 

// Call this function to set the piece to show in the portfolio with Ajax
// usage exampe: link="javascript:setpiece('aiga-website.php');"
function setpiece(piece) {
	
  http.open("GET", '/portfolio/pieces/'+piece, true);
  http.onreadystatechange=function() {
	if(http.readyState == 4) {
	  document.getElementById('portfolio-piece').innerHTML = http.responseText;
	  newtitle = piece.replace('-',' ');
	  newtitle = newtitle.replace('.php','');
	  newtitle = toUpper(newtitle);
	  document.title = "Dialect Brand :: Portfolio :: "+newtitle;
	}
  }
  http.send(null);
}

//Ajax function for categories
function replacecategory(category) {
	  
  http.open("GET", '/portfolio/categories/'+category, true);
  http.onreadystatechange=function() {
	if(http.readyState == 4) {
	  document.getElementById('portfolio-category').innerHTML = http.responseText;
	  setdefaultpiece(category);
	}
  }
  http.send(null);  
  
}


// Call this function to set the category of the portfolio
// usage exampe: link="javascript:setcategory('print');"
function setcategory(category) {
	
	if (category != ""){
		replacecategory(category.substring(1)+".php");
	} else if (self.document.location.hash != "" && self.document.location.hash != "#" ) {
		replacecategory(self.document.location.hash.substring(1)+".php");
	} else {
		replacecategory("localization.php");
	}

}


// Use this to set the default piece for each category, the default one is just a catch-all.
function setdefaultpiece(category) {
	switch(category){
		case 'print.php':
			setpiece('amex-brochure.php');
			break;
		case 'corporateidentity.php':
			setpiece('wtw-identity.php');
			break;
		case 'localization.php':
			setpiece('tahitian-advertising.php');
			break;
		case 'logos.php':
			setpiece('wtw-logo.php');
			break;
		case 'interactive.php':
			setpiece('eden-website.php');
			break;
		default:
			setpiece('ml-coasters.php');				
	}
}

// Quick Javascript function to uppercase the first letter of each word
function toUpper(piece) {
    var pattern = /(\w)(\w*)/; // a letter, and then one, none or more letters 

    var a = piece.split(/\s+/g); // split the sentence into an array of words

    for (i = 0 ; i < a.length ; i ++ ) {
        var parts = a[i].match(pattern); // just a temp variable to store the fragments in.

        var firstLetter = parts[1].toUpperCase();
        var restOfWord = parts[2].toLowerCase();

        a[i] = firstLetter + restOfWord; // re-assign it back to the array and move on
    }
    
    return a.join(' '); // join it back together
}