鼠标指向提示javascript程序

  1//定义变量、设置默认值
  2var LabelFontFace="宋体,arial,Verdana";
  3var LabelFontColor="#000000";
  4var LabelFontSize="9pt";
  5var LabelFontStyle="Font.PLAIN";
  6var LabelBorderColor="#000000";
  7var LabelBackColor="#FFFFE1";
  8//设置各个属性
  9function SetLabelFontFace(obj)
 10{
 11       obj=Trim(obj);
 12       if(obj==null || obj==""[img]/images/wink.gif[/img]
 13       {
 14              obj="宋体,arial,Verdana";
 15       }
 16       LabelFontFace=obj;
 17}
 18function SetLabelFontColor(obj)
 19{
 20    obj=Trim(obj);
 21       if(obj==null || obj==""[img]/images/wink.gif[/img]
 22       {
 23              obj="#000000";
 24       }
 25       LabelFontColor=obj;
 26}
 27function SetLabelFontSize(obj)
 28{
 29    obj=Trim(obj);
 30       if(obj==null || obj==""[img]/images/wink.gif[/img]
 31       {
 32              obj="9pt";
 33       }
 34       LabelFontSize=obj;
 35}
 36function SetLabelFontStyle(obj)
 37{
 38    obj=Trim(obj);
 39       if(obj==null || obj==""[img]/images/wink.gif[/img]
 40       {
 41              obj="Font.PLAIN";
 42       }
 43       LabelFontStyle=obj;
 44}
 45 
 46function SetLabelBorderColor(obj)
 47{
 48    obj=Trim(obj);
 49    if(obj==null || obj==""[img]/images/wink.gif[/img]
 50    {
 51        obj="#000000";
 52    }
 53    LabelBorderColor=obj;
 54}
 55 
 56function SetLabelBackColor(obj)
 57{
 58    obj=Trim(obj);
 59    if(obj==null || obj==""[img]/images/wink.gif[/img]
 60    {
 61        obj="#FFFFE1";
 62    }
 63    LabelBackColor=obj;
 64}
 65 
 66//合成文字样式
 67function SetTextStyle(str)
 68{
 69    var strRet="";
 70    var strStyle="";
 71    strStyle="font-family:"+LabelFontFace+";";
 72    strStyle+="color:"+LabelFontColor+";";
 73    strStyle+="font-size:"+LabelFontSize+";";
 74    switch(LabelFontStyle.toLowerCase())
 75    {
 76        case "font.plain":
 77            strStyle+="font-weight: normal;";
 78            strStyle+="font-style: normal;";
 79            break;
 80        case "font.bold":
 81            strStyle+="font-weight: bold;";
 82            strStyle+="font-style: normal;";
 83            break;
 84        case "font.italic":
 85            strStyle+="font-weight: normal;";
 86            strStyle+="font-style: italic;";
 87            break;
 88        case "font.italicbold":
 89        case "font.bolditalic":
 90            strStyle+="font-weight: bold;";
 91            strStyle+="font-style: italic;";
 92            break;
 93        default:
 94            strStyle+="font-weight: bold;";
 95            strStyle+="font-style: italic;";
 96            break;
 97    }
 98    strRet="<font style='"+strStyle+"'>";
 99    strRet+="&nbsp;"+str+"&nbsp;";
100    strRet+="</font>";
101    return strRet;
102}
103 
104//合成表格样式
105function SetTableStyle()
106{
107    var strRet="";
108    strRet+="border-right: "+LabelBorderColor+" 1px solid;";
109    strRet+="border-top: "+LabelBorderColor+" 1px solid;";
110    strRet+="border-left: "+LabelBorderColor+" 1px solid;";
111    strRet+="border-bottom: "+LabelBorderColor+" 1px solid;";
112    strRet+="background-color:"+LabelBackColor;    
113    return strRet;
114}
115 
116//显示提示
117function ShowNote(str)
118{
119       var strHtml;
120       strHtml="";
121       strHtml+="<table height=1px width=1px border='0'cellspacing='0' cellpadding='0' style='" + SetTableStyle() + "'>";
122       strHtml+="<tr>";
123       strHtml+="<td>"+SetTextStyle(str)+"</td>";
124       strHtml+="</tr>";
125       strHtml+="</table>";                           
126       if (document.all&&document.readyState=="complete"[img]/images/wink.gif[/img]
127       {                                        
128              document.all.div_Note.innerHTML=strHtml;
129              document.all.div_Note.style.pixelLeft=event.clientX+document.body.scrollLeft+10
130              document.all.div_Note.style.pixelTop=event.clientY+document.body.scrollTop+10
131              document.all.div_Note.style.visibility="visible"
132       }     
133}
134 
135//隐藏提示
136function HideNote()
137{
138       if (document.all)
139       {
140              document.all.div_Note.style.visibility="hidden";
141       }
142       else
143       {
144              if (document.layers)
145              {
146                     clearInterval(currentscroll)
147                     document.div_Note.visibility="hidden";
148              }
149       }                                 
150}
151 
152//初始化
153function Init()
154{
155    window.document.write("<div id=\"div_Note\" style=\"VISIBILITY:hidden; POSITION:absolute; HEIGHT:13px;z-index:1\"></div>"[img]/images/wink.gif[/img];
156}
157Init();
158 
159//生成提示字符
160function ShowLabel(text,note,bclick)
161{
162       if(bclick!=null)
163       {
164              return "<a href=\"#\" onMouseOver=\"ShowNote('" + note + "')\" onMouseOut=\"HideNote()\" onClick=\"JavaScript[img]/images/biggrin.gif[/img]oSomeThing(this);\">" + text + "</a>";
165       }
166       else
167       {
168           return "<a href=\"#\" onMouseOver=\"ShowNote('" + note + "')\" onMouseOut=\"HideNote()\">" + text + "</a>";
169       }
170}
171