$(document).ready(function() {
	// 界面鼠标悬停事件
	$("table.logTb").find("td").not(":has(a)").bind("mouseover", function(){
		this.title=$(this).html(this.innerHTML.trim()).text();
	});
		
	$("table.logTb th").each(function(){
		// 判断是否支持currentStyle属性 是：IE  否：FF or Chrome
		var finalStyle = this.currentStyle ? this.currentStyle : document.defaultView.getComputedStyle(this , null);
		var fontSize = (finalStyle.fontSize).replace("px","");
			
		var px = getPixelsCount($(this).text(),fontSize)+55;
		this.setAttribute('width',px+'px');
	});
})
	
	
// 获取界面标题字符串对等的像素值
function getPixelsCount(str, strFontSize){
	// 字符串字符个数
	var stringCharsCount = str.length;
	
	// 像素值
	var stringPixelsCount = 0;
		
	var element = document.createElement("span");
	element.style.fontSize = strFontSize; // 设置span的fontSize
	element.style.visibility = "hidden"; // 设置span不可见
	element.style.display = "inline-block";
	element.style.wordBreak = "break-all !important";
		
	document.body.appendChild(element);
	for(var i = 0; i < stringCharsCount; i++){
		if(str[i] == " "){
			element.innerHTML = "&nbsp;";
		}else{
			element.innerHTML = str[i];
		}
		stringPixelsCount += element.offsetWidth;
	}
		
	return stringPixelsCount;
}