// ±ÛÀÚ È®´ë,Ãà¼Ò

// ¹æ½Ä 1. - ±ÛÀÚÅ©±â¸¸ Ä¿Áö´Â ¹æ½Ä
var mFirst = new Array(11, 20);
var mFont;
var cFont;
var moFirst;
var TF = 12;
var mTags = new Array("td", "a", "font", "ul", "li");

// ex. zoom_it(+1); zoom_it(-1);

function zoom_it(n) {
	var mFont = TF ;

	if (n == 0) {
		mFont = 12;
	} else {
		n = parseInt(n);
		mFont += n;
	}

	if (mFont < mFirst[0]) mFont = mFirst[0];
	if (mFont > mFirst[1]) mFont = mFirst[1];

	for (j = 0; j < mTags.length; j++) {
		// °¢ Tag ÀÇ Font Size Á¶Àý
		obj = document.getElementsByTagName(mTags[j]);

		for (i = 0; i < obj.length; i++) {
			try {
				obj[i].style.fontSize = mFont+'px';
			} catch(e) {}
		}
	}

	TF = mFont;

}


// ¹æ½Ä 2. - È­¸éÀüü°¡ Ä¿Áö´Â ¹æ½Ä
var nowZoom = 100; 
var maxZoom = 200; 
var minZoom = 80; 

function zoomIn() {
	if(nowZoom < maxZoom) {
		nowZoom += 10; 
	}
	else {
		return;
	}
	document.body.style.zoom = nowZoom + "%";
}


function zoomOut() {
	if(nowZoom > minZoom) {
		nowZoom -= 10; 
	}
	else {
		return;
	}
	document.body.style.zoom = nowZoom + "%";
}