/*--------------------------------------------------------------------------*
 *  
 *  heightLine JavaScript Library beta4
 *  
 *  MIT-style license. 
 *  
 *  2007 Kazuma Nishihata 
 *  http://www.webcreativepark.net
 *  
 *--------------------------------------------------------------------------*/
function heightLine(){
	this.className="heightLine";
	this.parentClassName="heightLineParent"
	reg = new RegExp(this.className+"-([a-zA-Z0-9-_]+)", "i");
	objCN =new Array();
	var objAll = document.getElementsByTagName ? document.getElementsByTagName("*") : document.all;
	for(var i = 0; i < objAll.length; i++) {
		var eltClass = objAll[i].className.split(/\s+/);
		for(var j = 0; j < eltClass.length; j++) {
			if(eltClass[j] == this.className) {
				if(!objCN["main CN"]) objCN["main CN"] = new Array();
				objCN["main CN"].push(objAll[i]);
				break;
			}else if(eltClass[j] == this.parentClassName){
				if(!objCN["parent CN"]) objCN["parent CN"] = new Array();
				objCN["parent CN"].push(objAll[i]);
				break;
			}else if(eltClass[j].match(reg)){
				var OCN = eltClass[j].match(reg)
				if(!objCN[OCN]) objCN[OCN]=new Array();
				objCN[OCN].push(objAll[i]);
				break;
			}
		}
	}
	
	//check font size
	var e = document.createElement("div");
	var s = document.createTextNode("S");
	e.appendChild(s);
	e.style.visibility="hidden"
	e.style.position="absolute"
	e.style.top="0"
	document.body.appendChild(e);
	var defHeight = e.offsetHeight;
	
	changeBoxSize = function(){
		for(var key in objCN){
			if (objCN.hasOwnProperty(key)) {
				//parent type
				if(key == "parent CN"){
					for(var i=0 ; i<objCN[key].length ; i++){
						var max_height=0;
						var CCN = objCN[key][i].childNodes;
						for(var j=0 ; j<CCN.length ; j++){
							if(CCN[j] && CCN[j].nodeType == 1){
								CCN[j].style.height="auto";
								max_height = max_height>CCN[j].offsetHeight?max_height:CCN[j].offsetHeight;
							}
						}
						for(var j=0 ; j<CCN.length ; j++){
							if(CCN[j].style){
								var stylea = CCN[j].currentStyle || document.defaultView.getComputedStyle(CCN[j], '');
								var newheight = max_height;
								if(stylea.paddingTop)newheight -= stylea.paddingTop.replace("px","");
								if(stylea.paddingBottom)newheight -= stylea.paddingBottom.replace("px","");
								if(stylea.borderTopWidth && stylea.borderTopWidth != "medium")newheight-= stylea.borderTopWidth.replace("px","");
								if(stylea.borderBottomWidth && stylea.borderBottomWidth != "medium")newheight-= stylea.borderBottomWidth.replace("px","");
								CCN[j].style.height =newheight+"px";
							}
						}
					}
				}else{
					var max_height=0;
					for(var i=0 ; i<objCN[key].length ; i++){
						objCN[key][i].style.height="auto";
						max_height = max_height>objCN[key][i].offsetHeight?max_height:objCN[key][i].offsetHeight;
					}
					for(var i=0 ; i<objCN[key].length ; i++){
						if(objCN[key][i].style){
							var stylea = objCN[key][i].currentStyle || document.defaultView.getComputedStyle(objCN[key][i], '');
								var newheight = max_height;
								if(stylea.paddingTop)newheight-= stylea.paddingTop.replace("px","");
								if(stylea.paddingBottom)newheight-= stylea.paddingBottom.replace("px","");
								if(stylea.borderTopWidth && stylea.borderTopWidth != "medium")newheight-= stylea.borderTopWidth.replace("px","")
								if(stylea.borderBottomWidth && stylea.borderBottomWidth != "medium")newheight-= stylea.borderBottomWidth.replace("px","");
								objCN[key][i].style.height =newheight+"px";
						}
					}
				}
			}
		}
	}
	
	checkBoxSize = function(){
		if(defHeight != e.offsetHeight){
			changeBoxSize();
			defHeight= e.offsetHeight;
		}
	}
	changeBoxSize();
	setInterval(checkBoxSize,1000)
	window.onresize=changeBoxSize;
}

function addEvent(elm,listener,fn){
	try{
		elm.addEventListener(listener,fn,false);
	}catch(e){
		elm.attachEvent("on"+listener,fn);
	}
}