function hasFE(){var fe;if(document.all&&!IE4)eval("try{fe=window.frameElement}catch(e){}");return fe}

var totaalf4 = 1000;
var widthbanners = "546px";

if(window.innerWidth)
totaalf4 = innerWidth; //neem totale breedte van f4frame NS4/NS6
else if(hasFE())
totaalf4 = frameElement.clientWidth; //neem totale breedte van f4frame
else if(document.documentElement)
totaalf4 = document.documentElement.offsetWidth // IE50
else if(window.screen)
 totaalf4 = window.screen.availWidth;

// if ( (is_ie5) || (is_ie6) || (is_ie7) ){
	if (totaalf4 > 1004) {
		widthbanners = "728px";
	} 
	else {
		if (totaalf4 < 770) {
			widthbanners = "182px";;
		}
		else {
			if (totaalf4 < 870) {
				widthbanners = "368px";;
			}
		}
	}
// }

function setLayerHoriz(id,left,width) {
	// if ( (is_ie5) || (is_ie6) || (is_ie7) ){
		var obj, objs;
		if (document.getElementById){
			obj = document.getElementById(id);
		} else if(document.all) {
			obj = document.all[id];
		} else if(document.layers) {
			objs = document.layers[id];
		}  
		if (obj && !objs)
			objs = obj.style;
		if (objs) {
			objs.left = left;
			//if(width>=0)objs.width = width;
			objs.width = width;
		}
	// }
}

function doresize() {
	// if ( (is_ie5) || (is_ie6) || (is_ie7) ){
		var available_width= window.innerWidth ? innerWidth : document.body.offsetWidth;
		// if ( (is_ie5) || (is_ie6) || (is_ie7) ){
			//if (available_width > 1004) { is voor IE goed
			if (available_width > 1004) {
				setLayerHoriz('banners','auto','728px');
			}
			else {
				if (available_width < 770) {
					setLayerHoriz('banners','auto','182px');
				}
				else {
					if (available_width < 870) {
						setLayerHoriz('banners','auto','368px');
					}
					else {
						setLayerHoriz('banners','auto','546px');					}
					}
				}
			// }
		// }
	}

// if ( (is_ie5) || (is_ie6) || (is_ie7) ) {
	document.write('<STYLE TYPE="TEXT/CSS"><!--'+
		'* html #home div.content #banners, #home div.content #banners, #home div.content #banners>#footer {width: '+widthbanners+';}'+
		'--></STYLE>');
// }