// JavaScript Document

//text resize functions for page included here as this is the only included js file already present in most pages. 
function changeFontSize(inc){  
	var p = document.getElementsByTagName('p');  
	for(n=0; n<p.length; n++) {    
		if(p[n].style.fontSize) {       
			var size = parseInt(p[n].style.fontSize.replace("px", ""));    
		} 
		else {       
			var size = 12;    
		}    
		p[n].style.fontSize = size+inc + 'px';   
		}
	}

//tabs functions

	function setTab() {
		document.getElementById('newscontent').style.display = "none";
		document.getElementById('featurescontent').style.display = "none";
		document.getElementById('multimediacontent').style.display = "block";
		
		document.getElementById('news').style.borderBottomColor = "#333333";
		document.getElementById('features').style.borderBottomColor = "#333333";
		document.getElementById('multimedia').style.borderBottomColor = "#cccccc";
	}
		
function swapDisplay(tabName)
{			
	if(tabName =="news") {
		document.getElementById('newscontent').style.display = "block";
		document.getElementById('featurescontent').style.display = "none";
		document.getElementById('multimediacontent').style.display = "none";
		
		document.getElementById('news').style.borderBottomColor = "#cccccc";
		document.getElementById('features').style.borderBottomColor = "#333333";
		document.getElementById('multimedia').style.borderBottomColor = "#333333";
		
		//document.getElementById('news').style.backgroundColor="#003399";
		//document.getElementById('features').style.backgroundColor="#0033FF";
		//document.getElementById('multimedia').style.backgroundColor="#0033FF";
	}else if(tabName == "features") {
		document.getElementById('newscontent').style.display = "none";
		document.getElementById('featurescontent').style.display = "block";
		document.getElementById('multimediacontent').style.display = "none";
		
		document.getElementById('news').style.borderBottomColor = "#333333";
		document.getElementById('features').style.borderBottomColor = "#cccccc";
		document.getElementById('multimedia').style.borderBottomColor = "#333333";
		
		//document.getElementById('news').style.backgroundColor="#0033FF";
		//document.getElementById('features').style.backgroundColor="#003399";
		//document.getElementById('multimedia').style.backgroundColor="#0033FF";
	}else if(tabName == "multimedia") {
		document.getElementById('newscontent').style.display = "none";
		document.getElementById('featurescontent').style.display = "none";
		document.getElementById('multimediacontent').style.display = "block";
		
		document.getElementById('news').style.borderBottomColor = "#333333";
		document.getElementById('features').style.borderBottomColor = "#333333";
		document.getElementById('multimedia').style.borderBottomColor = "#cccccc";
		
		//document.getElementById('news').style.backgroundColor="#0033FF";
		//document.getElementById('features').style.backgroundColor="#0033FF";
		//document.getElementById('multimedia').style.backgroundColor="#003399";
	}
}