// JavaScript Document
domain = "hinterlauben12.ch";

function obfuscateEmail(name) {
	var content = $('email_'+name).innerHTML;
	var email = '<a href="mailto:'+name+'@'+domain+'">'+content+'</a>';
	$('email_'+name).innerHTML = email;
}

/**
	getNavigator(): finds out what navigator is being used
	DO NOT CHANGE ORDER!!!
*/
function getNavigator() {
	if(document.ids) {
		nav = 'nc4';	// Netscape Communicator 4
	} else if( document.all && !document.getElementById ) {
		nav = 'ie4';	// Internet Explorer 4
	} else if( window.opera && !document.createElement ) {
		nav = 'op5';	// Opera 5
	} else if( window.opera && window.getComputedStyle ) {
        if(document.createRange) {
			nav = 'op8+';	// Opera 8+
		} else if(window.navigate) {
			nav = 'op7.5';	// Opera 7.5
		} else {
			nav = 'op7.2';	// Opera 7.2
		}
	} else if( window.opera && document.compatMode ) {
		nav = 'op7';	// Opera 7
	} else if( window.opera && document.releaseEvents ) {
		nav = 'op6';	// Opera 6
	} else if( document.contains && !window.opera ) {
		nav = 'kq3';	// Konqueror 3
	} else if(window.pkcs11 && window.XML) {
		nav = 'ffx';	// Firefox Version x
	} else if( window.getSelection && window.atob ) {
		nav = 'nn7';	// Netscape Navigator 7 / Google Chrome
	} else if( window.getSelection && !document.compatMode ) {
		nav = 'nn6';	// Netscape Navigator 6
	} else if( window.clipboardData && document.compatMode ) {
		nav = window.XMLHttpRequest? 'ie7' : 'ie6';		// Internet Explorer 6 oder 7
	} else if( window.clipboardData ) { 
		nav = 'ie5';	// Internet Explorer 5
		if( !document.createDocumentFragment ) {
			x+='.5';	// Internet Explorer 5.5
		}
		
     	if( document.doctype && !window.print ) {
			x+='m';		// Internet Explorer 5.m
		}
	} else if( document.getElementById && !document.all ) {
		nav = 'op4';	// Opera 4
	} else if( document.images && !document.all ) {
		nav = 'nn3';	// Netscape Navigator 3
	} else if(document.clientWidth&&!window.RegExp) {
		nav = 'kq2';	// Konqueror 2
	} else {
		nav = 'undefined';
	}
	
	return nav;
}

/*
	adaptPageProporties: adapts width, height and display proporties of certain elements of the webpage by using 
	some of the functions defined below!
*/
function adaptPageProporties() {
    var pages = getPagePath();

	if(pages[1] != "home") {
        displayImageColoumn(pages[1]);
    } else {
		if(getNavigator() == "ie6") { 
			adaptContentLayersWidthIE6(780);
		} else if(getNavigator() == "ie7"){
			adaptContentLayersWidthIE7(780);
		}else {
			adaptContentLayersWidth(780);
		}
	}

    adaptContentLayersHeight();
}

/*
	requestHTTPGetParams: returns the value of the requested HTTP GET parameter 'param'
	@param		String param: parameter to be resoolved
*/
function requestHTTPGetParams(param) {
	param = param.replace(/[\[]/,"\\\[").replace(/[\]]/,"\\\]");
	var regexS = "[\\?&]"+param+"=([^&#]*)";
	var regex = new RegExp( regexS );
	// global
	var results = regex.exec( window.location.href );
	
	if( results == null ) {
		return null;
	} else {
		return results[1];
	}
}

/*
	requestNumberOfHTTPGetParams():
*/
function requestNumberOfHTTPGetParams() {
	var params = window.location.href.split("?");
	
	return (params.length);
}

/*
	displayImageColoumn: displays image block under certain circumstances!
	e.g. if no HTTP GET parameter is given (which is the case when index.htm is displayed)
*/
function displayImageColoumn(page) {
	switch(page) {
		case "contact":
		case "hans_brunner":
		case "hanspeter_geiser":
		case "david_brunner":
		case "peter_muster":
			document.getElementById("imageColoumnHeader").style.display = "block";
			document.getElementById("imageColoumnContent").style.display = "block";
			document.getElementById("imageColoumnFooter").style.display = "block";
			break;
	}
}

/*
	adaptContentLayersWidthIE6: adapts the content layer in width for Internet Explorer 6 and lower
*/
function adaptContentLayersWidthIE6(width) {	
	document.getElementById("rightColoumnHeader").style.width = width + "px";
	document.getElementById("rightColoumnContent").style.width = width + "px";
	document.getElementById("rightColoumnFooter").style.width = width + "px";
}


function adaptContentLayersWidthIE7(width) {	
	document.getElementById("rightColoumnHeader").style.width = width + "px";
	document.getElementById("rightColoumnContent").style.width = (width - 40) + "px";
	document.getElementById("rightColoumnFooter").style.width = (width - 40) + "px";
}

/*
	adaptContentLayersWidth: adapts the content layer in width
*/
function adaptContentLayersWidth(width) {
	document.getElementById("rightColoumnHeader").style.width = width + "px";
	document.getElementById("rightColoumnContent").style.width = (width - 40) + "px";
	document.getElementById("rightColoumnFooter").style.width = (width - 40) + "px";
	
	document.getElementById("title").style.width = "inherit";
}

/*
	adaptContentLayersHeight: adapts the content layer in height
*/
function adaptContentLayersHeight() {
	var object1 = document.getElementById("leftColoumnContent");
	var object2 = document.getElementById("rightColoumnContent");
	var object3 = document.getElementById("imageColoumnContent");
	
	var height = Math.max(object1.offsetHeight, object2.offsetHeight);
	height = Math.max(height, object3.offsetHeight);
	
	if(getNavigator() != "ie6") {
		object1.style.height = (height + 50) +"px";
		object2.style.height = (height + 30) +"px";
		object3.style.height = (height + 70) +"px";
	} else {
		object1.style.height = (height) +"px";
		object2.style.height = (height) +"px";
		object3.style.height = (height) +"px";
	}
}

/*
	getPagePath: returns an array of strings holding all the path starting after top level domain
*/
function getPagePath() {
	var folders = window.location.href.split("/");
	var temp = new Array();
	
	for ( i = 0; i < folders.length; i++) {
		if ( folders[i] != "" &&
			 folders[i] != "http:" &&
			 folders[i] != "https:" &&
			 folders[i] != domain &&
			 folders[i] != "www." + domain && 
			 folders[i] != "?") {
			temp.push(folders[i]);
		}
	}
	
	return (temp);
}

/*
	relocateToHomepage: relocates to the home page if 
*/
function relocateToHomepage() {
	window.location.href = "http://www.hinterlauben12.ch/pages/home/?";
}