function getElementsById(sId){
  var outArray = new Array();	
	if(typeof(sId)!='string' || !sId){
		return outArray;
	};
	
	if(document.evaluate){
		var xpathString = "//*[@id='" + sId.toString() + "']"
		var xpathResult = document.evaluate(xpathString, document, null, 0, null);
		while ((outArray[outArray.length] = xpathResult.iterateNext())) { }
		outArray.pop();
	}
	else if(document.all){
		
		for(var i=0,j=document.all[sId].length;i<j;i+=1){
			outArray[i] =  document.all[sId][i];
		}
		
	}else if(document.getElementsByTagName){
	
		var aEl = document.getElementsByTagName( '*' );	
		for(var i=0,j=aEl.length;i<j;i+=1){
		
			if(aEl[i].id == sId )
			{
				outArray.push(aEl[i]);
			};
		};	
		
	};
	
	return outArray;
}

function resizeText(multiplier) {  
	
	var txt = getElementsById('alter');
	
	for(i=0;i<txt.length;i++) {
		if (txt[i].style.fontSize == "") {  
			txt[i].style.fontSize = "12pt";  
		}  
		txt[i].style.fontSize = parseFloat(txt[i].style.fontSize) + (multiplier * 1) + "pt";
	}
	
}