// Make all blocks (divs) on one page the same height as the tallest one (when faux columns can't be used)

function getHeights(){
	//check for standards compliance
	if(!document.getElementById) return;
	if(!document.getElementsByTagName) return;
	var midHolder = document.getElementById("midholder");
	var blocks = midHolder.getElementsByTagName("div");
	// loop through all divs
	for(var i = 0; i < blocks.length; i++){
		if(blocks[i].className == 'block'){ // we only want <div class="block">
			if(i == 0 || (!height ||  height < blocks[i].offsetHeight)){ // set the height for first div then reset it if the next div is taller and so on.
				var height = blocks[i].offsetHeight; //set the highest height
			}
		}
	}
	setHeights(height); // run the setHeights function
}

// make all divs the same height in pixels. must be run on window resize, text increase/decrease. (a ballache basically.)
function setHeights(height){
	var midHolder = document.getElementById("midholder");
	var blocks = midHolder.getElementsByTagName("div");	
	var header = document.getElementById("landingtitle");
	for(var i = 0; i < blocks.length; i++){
		// set heights for IE6/Win
		if(blocks[i].className == 'block' && !blocks[i].getAttribute("class")){
				blocks[i].style.height = height+'px'; // set height
		} 
		// set min-height for sane browsers
		else if(blocks[i].getAttribute("class") == 'block'){
				blocks[i].style.minHeight = height+'px'; // set min-height
		}
	}
	// set <h3>heading to be same height
	if(header){
		var headerHeight = height-8;
		header.style.height = headerHeight+'px';
	}

}

function getHeaderHeights(){
	//check for standards compliance
	if(!document.getElementById) return;
	if(!document.getElementsByTagName) return;
	var midHolder = document.getElementById("midholder");
	var blocks = midHolder.getElementsByTagName("h3");
	// loop through all divs
	for(var i = 0; i < blocks.length; i++){
		if(blocks[i].className == 'block_h3'){ // we only want <div class="block">
			if(i == 1 || (!height ||  height < blocks[i].offsetHeight)){ // set the height for first h3 then reset it if the next h3 is taller and so on.
				var height = blocks[i].offsetHeight; //set the highest height
			}
		}
	}
	setHeaderHeights(height); // run the setHeights function
}

// make all divs the same height in pixels. must be run on window resize, text increase/decrease. (a ballache basically.)
function setHeaderHeights(height){
	var midHolder = document.getElementById("midholder");
	var blocks = midHolder.getElementsByTagName("h3");	
	for(var i = 0; i < blocks.length; i++){
		// set heights for IE6/Win
		if(blocks[i].className == 'block_h3' && !blocks[i].getAttribute("class")){
				blocks[i].style.height = height+'px'; // set height
		} 
		// set min-height for sane browsers
		else if(blocks[i].getAttribute("class") == 'block_h3'){
				blocks[i].style.minHeight = height+'px'; // set min-height
		}
	}

}

addEvent(window,"load",getHeaderHeights);
addEvent(window,"load",getHeights);