function equilize (){
	var c1 = document.GetElementById('col1');
	var c2 = document.GetElementById('col2');
	
	if (c1.style.height > c2.style.height) {
		c2.style.height = c1.style.height;
	} else {
		c1.style.height = c2.style.height;
	}
}