ubbcode.js

使用本程序在局域网内聊天

function AddText(NewCode) {
        if(document.all){
        	insertAtCaret(document.form1.message, NewCode);
        	setfocus();
        } else{
        	document.form1.message.value += NewCode;
        	setfocus();
        }
}

function storeCaret (textEl){
        if(textEl.createTextRange){
                textEl.caretPos = document.selection.createRange().duplicate();
        }
}

function insertAtCaret (textEl, text){
        if (textEl.createTextRange && textEl.caretPos){
                var caretPos = textEl.caretPos;
                caretPos.text += caretPos.text.charAt(caretPos.text.length - 2) == ' ' ? text + ' ' : text;
        } else if(textEl) {
                textEl.value += text;
        } else {
        	textEl.value = text;
        }
}

function email() {
       if (document.selection && document.selection.type == "Text") {
		var range = document.selection.createRange();
		range.text = "[email]" + range.text + "[/email]";
        } else { 
                txt2=prompt(email_normal,""); 
                if (txt2!=null) {
                        txt=prompt(email_normal_input,"[e-mail]");      
                        if (txt!=null) {
                                if (txt2=="") {
                                        AddTxt="[email]"+txt+"[/email]";
                
                                } else {
                                        AddTxt="[email="+txt+"]"+txt2+"[/email]";
                                } 
                                AddText(AddTxt);                
               }}}}

function chsize(size) {
       if (document.selection && document.selection.type == "Text") {
		var range = document.selection.createRange();
		range.text = "[size=" + size + "]" + range.text + "[/size]";
        } else {                       
                txt=prompt(fontsize_normal,text_input); 
                if (txt!=null) {             
                        AddTxt="[size="+size+"]"+txt;
                        AddText(AddTxt);
                        AddText("[/size]");
                }        
        }
}

function chfont(font) {
       if (document.selection && document.selection.type == "Text") {
		var range = document.selection.createRange();
		range.text = "[font=" + font + "]" + range.text + "[/font]";
        } else {                  
                txt=prompt(font_normal,text_input);
                if (txt!=null) {             
                        AddTxt="[font="+font+"]"+txt;
                        AddText(AddTxt);
                        AddText("[/font]");
                }        
        }  
}


function bold() {
        if (document.selection && document.selection.type == "Text") {
		var range = document.selection.createRange();
		range.text = "[b]" + range.text + "[/b]";
        } else {  
                txt=prompt(bold_normal,text_input);     
                if (txt!=null) {           
                        AddTxt="[b]"+txt;
                        AddText(AddTxt);
                        AddText("[/b]");
                }       
        }
}

function italicize() {
       if (document.selection && document.selection.type == "Text") {
		var range = document.selection.createRange();
		range.text = "[i]" + range.text + "[/i]";
        } else {   
                txt=prompt(italicize_normal,text_input);     
                if (txt!=null) {           
                        AddTxt="[i]"+txt;
                        AddText(AddTxt);
                        AddText("[/i]");
                }               
        }
}

function chcolor(color) {
       if (document.selection && document.selection.type == "Text") {
		var range = document.selection.createRange();
		range.text = "[color=" + color + "]" + range.text + "[/color]";
        } else {  
        txt=prompt(color_normal,text_input);
                if(txt!=null) {
                        AddTxt="[color="+color+"]"+txt;
                        AddText(AddTxt);
                        AddText("[/color]");
                }
        }
}

function center() {
       if (document.selection && document.selection.type == "Text") {
		var range = document.selection.createRange();
		range.text = "[align=center]" + range.text + "[/align]";
        } else {  
                txt=prompt(center_normal,text_input);     
                if (txt!=null) {          
                        AddTxt="\r[align=center]"+txt;
                        AddText(AddTxt);
                        AddText("[/align]");
                }              
        }
}

function hyperlink() {
         txt2=prompt(link_normal,""); 
                if (txt2!=null) {
                        txt=prompt(link_normal_input,"http://");      
                        if (txt!=null) {
                                if (txt2=="") {
                                        AddTxt="[url]"+txt;
                                        AddText(AddTxt);
                                        AddText("[/url]");
                                } else {
                                        AddTxt="[url="+txt+"]"+txt2;
                                        AddText(AddTxt);
                                        AddText("[/url]");
                                }         
                        } 
                }
        }


function image() {
            txt=prompt(image_normal,"http://");    
                if(txt!=null) {            
                        AddTxt="\r[img]"+txt;
                        AddText(AddTxt);
                        AddText("[/img]");
                }       
        }

function swf() {

                txt=prompt(flash_normal,"http://");    
                if(txt!=null) {            
                        AddTxt="\r[swf]"+txt;
                        AddText(AddTxt);
                        AddText("[/swf]");
                }       
        }


function wma() {
 
                txt=prompt(wma_normal,"http://");    
                if(txt!=null) {            
                        AddTxt="\r[wma]"+txt;
                        AddText(AddTxt);
                        AddText("[/wma]");
                }       
        }

function wmv() {
 
                txt=prompt(wmv_normal,"http://");    
                if(txt!=null) {            
                        AddTxt="\r[wmv]"+txt;
                        AddText(AddTxt);
                        AddText("[/wmv]");
                }       
        }

function rm() {
              txt=prompt(rm_normal,"http://");    
                if(txt!=null) {            
                        AddTxt="\r[rm]"+txt;
                        AddText(AddTxt);
                        AddText("[/rm]");
                }       
        }


function underline() {
if (document.selection && document.selection.type == "Text") {
		var range = document.selection.createRange();
		range.text = "[u]" + range.text + "[/u]";
        }  else {  
                txt=prompt(underline_normal,text_input);
                if (txt!=null) {           
                        AddTxt="[u]"+txt;
                        AddText(AddTxt);
                        AddText("[/u]");
                }               
        }
}

function setfocus() {
        document.form1.message.focus();
}
function ShowMagicFrame()
{
    var obj=document.getElementById("magicFrame");
    var buttonElement = document.getElementById("magicImage");
    if (obj.style.visibility=="hidden")
    {
        obj.style.top = (getOffsetTop(buttonElement) + buttonElement.offsetHeight - 5)+"px";
        obj.style.left = (getOffsetLeft(buttonElement) - 410 + 5)+"px";
        obj.style.visibility="visible";
    }else {
        obj.style.visibility="hidden";
    }
}

function getOffsetTop(elm) {
    var mOffsetTop = elm.offsetTop;
    var mOffsetParent = elm.offsetParent;
    while(mOffsetParent){
        mOffsetTop += mOffsetParent.offsetTop;
        mOffsetParent = mOffsetParent.offsetParent;
    }
    return mOffsetTop;
}

//Colour pallete left offset
function getOffsetLeft(elm) {
    var mOffsetLeft = elm.offsetLeft;
    var mOffsetParent = elm.offsetParent;
    while(mOffsetParent) {
        mOffsetLeft += mOffsetParent.offsetLeft;
        mOffsetParent = mOffsetParent.offsetParent;
    }
    return mOffsetLeft;
}