showdiv.js

电子商务网站使用MVC模式B/S结构功能不是很全适合初学者看

// width of the ticker
var tickerwidth=130

// height of the ticker
var tickerheight=100

// distance from the messagetext to the tickermarrgin (pixels)
var tickerpadding=5

// borderwidth of the ticker (pixels)
var borderwidth=1

// font-family
var fnt="Verdana"

// font-size of the text
var fntsize=8

// font-size of the last letter of the ticker
var fntsizelastletter=8

// font-color of the text
var fntcolor="000000"

// font-color of the last letter of the ticker
var fntcolorlastletter="000000"

// font-weight. Set a value between 1 to 9 to adjust the boldness
var fntweight=3

// backgroundcolor
var backgroundcolor="CCCCCC"

// standstill between the messages (microseconds)
var standstill=2000

// speed (a higher value will slow down the ticker)
var speed=40

// horizontal distance from the textlink to the popupbox (pixels)
var xdistance=20

// vertical distance from the textlink to the popupbox (pixels)
var ydistance=20

// Do not edit the variables below
var timer
var topposition=0
var leftposition=0
var x,y
var i_substring=0
var i_presubstring=0
var i_message=0
var message
var messagecontent=""
var messagebackground=""
var messagepresubstring=""
var messageaftersubstring=""
fntweight=fntweight*100

function getmessagebackground() {
        messagebackground="<table border="+borderwidth+" width="+tickerwidth+" height="+tickerheight+" cellspacing=0 cellpadding=0 bordercolor=#800000><tr><td valign=top bgcolor='"+backgroundcolor+"'>"
        messagebackground+=" </td></tr></table>"
}
function getmessagecontent() {    
        messagecontent="<table border=0 cellspacing=0 cellpadding="+tickerpadding+" width="+tickerwidth+" height="+tickerheight+"><tr><td valign=top>"
        messagecontent+="<span style='position:relative; font-family:"+fnt+";color:"+fntcolor+";font-size:"+fntsize+"pt;font-weight:"+fntweight+"'>"    
        messagecontent+="<font color='"+fntcolor+"'>"
        messagecontent+=messagepresubstring
        messagecontent+="</font>"
        messagecontent+="</span>"
        messagecontent+="<span style='position:relative; font-family:"+fnt+";color:"+fntcolor+";font-size:"+fntsizelastletter+"pt;font-weight:900'>"    
        messagecontent+="<font color='"+fntcolorlastletter+"'>"
        messagecontent+=messageaftersubstring
        messagecontent+="</font>"
        messagecontent+="</span>"
        messagecontent+="</td></tr></table>"
}
function showticker() {
    if (i_substring<=message.length-1) {
            i_substring++
            i_presubstring=i_substring-1
            if (i_presubstring<0) {i_presubstring=0}
            messagepresubstring=message.substring(0,i_presubstring)
            messageaftersubstring=message.substring(i_presubstring,i_substring)
            getmessagecontent()
        if (document.all) {
            ticker.innerHTML=messagecontent
            timer=setTimeout("showticker()", speed)
        }
        if (document.layers) {
            document.ticker.document.write(messagecontent)
            document.ticker.document.close()
            timer=setTimeout("showticker()", speed)
        }
    }
    else {
        clearTimeout(timer)
    }
}
function hideticker() {
    clearTimeout(timer)
    i_substring=0
    i_presubstring=0
    if (document.all) {
        document.all.ticker.style.visibility="hidden"
        document.all.tickerbg.style.visibility="hidden"
    }
    if (document.layers) {
        document.ticker.visibility="hidden"
        document.tickerbg.visibility="hidden"
    }
}
function showmessage(linkmessage) {
    getmessagebackground()
    message=linkmessage
   
    i_substring=0
    i_presubstring=0
    leftposition=x+xdistance
    topposition=y+ydistance
    if (document.all) {    
        document.all.ticker.style.posLeft=leftposition
        document.all.ticker.style.posTop=topposition
        document.all.tickerbg.style.posLeft=leftposition
        document.all.tickerbg.style.posTop=topposition
        tickerbg.innerHTML=messagebackground
        document.all.ticker.style.visibility="visible"
        document.all.tickerbg.style.visibility="visible"
        showticker()
    }
    if (document.layers) {
        document.ticker.left=leftposition
        document.ticker.top=topposition
        document.tickerbg.left=leftposition
        document.tickerbg.top=topposition
        document.tickerbg.document.write(messagebackground)
        document.tickerbg.document.close()
        document.ticker.visibility="visible"
        document.tickerbg.visibility="visible"
        showticker()
    }
}
function handlerMM(e){
    x = (document.layers) ? e.pageX : document.body.scrollLeft+event.clientX
    y = (document.layers) ? e.pageY : document.body.scrollTop+event.clientY
}
if (document.layers){
    document.captureEvents(Event.MOUSEMOVE);
}
document.onmousemove = handlerMM;