javascript常用函数（2）_javascript技巧

// 方案 1 
 
您关闭了JavaScript 
 
 
 
 
// 方案 2 
 
您禁用了javascript。 
您的Javascript是开启的 

 
 
 
 
  
 var charIndex = -1; 
 var stringLength = 0; 
 var inputText; 
 function writeContent(init){ 
 if(init){ 
 inputText = document.getElementById('contentToWrite').innerHTML; 
 } 
 if(charIndex==-1){ 
 charIndex = 0; 
 stringLength = inputText.length; 
 } 
 var initString = document.getElementById('myContent').innerHTML; 
 initStringinitString = initString.replace(/' || nextFourChars=='
'){ 
 theChar = '
'; 
 charIndex+=3; 
 } 
 initStringinitString = initString + theChar + "_"; 
 document.getElementById('myContent').innerHTML = initString; 
 
 charIndexcharIndex = charIndex/1 +1; 
 if(charIndex%2==1){ 
 document.getElementById('blink').style.display='none'; 
 }else{ 
 document.getElementById('blink').style.display='inline'; 
 } 
 
 if(charIndex<=stringLength){ 
 setTimeout('writeContent(false)',150); 
 }else{ 
 blinkSpan(); 
 } 
 } 
 
 var currentStyle = 'inline'; 
 function blinkSpan(){ 
 if(currentStyle=='inline'){ 
 currentStyle='none'; 
 }else{ 
 currentStyle='inline'; 
 } 
 document.getElementById('blink').style.display = currentStyle; 
 setTimeout('blinkSpan()',500); 
 
 } 
  
 
 
 
 
 
 
 
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 function IsClose() 
 { 
 if(confirm("是否退出系统?")) 
 { 
 return true; 
 } 
 return false; 
 } 
  
 
 
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