function getBrowserHeight()
{
	if (window.innerHeight)
	{
		return window.innerHeight;
		}
		else if (document.documentElement && document.documentElement.clientHeight != 0)
		{
			return document.documentElement.clientHeight;
		}
		else if (document.body)
		{
			return document.body.clientHeight;
		}
	return 0;
};
			
// setStyleById: given an element id, style property and 
// value, apply the style.
// args:
//  i - element id
//  p - property
//  v - value
//
function setStyleById(i, p, v) {
	var n = document.getElementById(i);
	n.style[p] = v;
}

// getStyleById: given an element ID and style property
// return the current setting for that property, or null.
// args:
//  i - element id
//  p - property
function getStyleById(i, p) {
	var n = document.getElementById(i);
	var s = eval("n.style." + p);

	// try inline
	if((s != "") && (s != null)) {
		return s;
	}

	// try currentStyle
	if(n.currentStyle) {
		var s = eval("n.currentStyle." + p);
		if((s != "") && (s != null)) {
			return s;
		}
	}
	
	// try styleSheets
	var sheets = document.styleSheets;
	if(sheets.length > 0) {
		// loop over each sheet
		for(var x = 0; x < sheets.length; x++) {
			// grab stylesheet rules
			var rules = sheets[x].cssRules;
			if(rules.length > 0) {
				// check each rule
				for(var y = 0; y < rules.length; y++) {
					var z = rules[y].style;
					// selectorText broken in NS 6/Mozilla: see
					// http://bugzilla.mozilla.org/show_bug.cgi?id=51944
					ugly_selectorText_workaround();
					if(allStyleRules) {
						if(allStyleRules[y] == i) {
							return z[p];
						}			
					} else {
						// use the native selectorText and style stuff
						if(((z[p] != "") && (z[p] != null)) ||
						   (rules[y].selectorText == i)) {
							return z[p];
						}
					}
				}
			}
		}
	}
	return null;
}
			
function resize()
{
	var hoogte = parseInt(getBrowserHeight());
	//alert(h);
	var idhoogte1 = Math.max(hoogte-297,350) + "px"
	var idhoogte2 = Math.max(hoogte-317,330) + "px"
	setStyleById("content","height",idhoogte1);
	setStyleById("main_body2","height",idhoogte2);
	
};


function attachEventListener(target, eventType, functionRef, capture)
{
    if (typeof target.addEventListener != "undefined")
    {
        target.addEventListener(eventType, functionRef, capture);
    }
    else if (typeof target.attachEvent != "undefined")
    {
        target.attachEvent("on" + eventType, functionRef);
    }
    else
    {
        return false;
    }
    return true;
};
function start()
{
	resize();
	attachEventListener(window, "resize", resize, false);
}