禁止网页页面刷新的特效代码

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<TITLE>网页教学网-特效代码->>渐变字的效果</TITLE>

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function MakeArray(n){

this.length=n;

for(var i=1; i<=n; i++) this[i]=i-1;

return this

}

hex=new MakeArray(16);

hex[11]="A";

hex[12]="B";

hex[13]="C";

hex[14]="D";

hex[15]="E";

hex[16]="F";

function ToHex(x){

// Changes a int to hex (in the range 0 to 255)

var high=x/16;

var s=high+"";

//1

s=s.substring(0,2);

//2 the combination of these are the same as the trunc function

high=parseInt(s,10);

//3

var left=hex[high+1];

// left part of the hex-value

var low=x-high*16;

// calculate the rest of the values

s=low+"";

//1

s=s.substring(0,2);

//2 the combination of these are the same as the trunc function

low=parseInt(s,10);

//3

var right=hex[low+1];

// right part of the hex-value

var string=left+""+right;

// add the high and low together

return string;

}

function fadein(text){

text=text.substring(3,text.length-4);

// gets rid of the HTML-comment-tags

color_d1=255;

color_d1b=255;

color_d1c=255;

// any value in 'begin' 0 to 255

mul=color_d1/text.length;

for(i=0;i<text.length;i++){

color_d1=mul*i;

color_d1b=255-mul*i;

color_d1c=255*Math.sin(i/(text.length/3));

// some other things you can try>> "=255-mul*i" to fade out, "=mul*i" to fade in, or try "255*Math.sin(i/(text.length/3))"

color_h1=ToHex(color_d1);

color_d2=mul*i;

color_h2=ToHex(color_d2);

//1b

color_h1b=ToHex(color_d1b);

color_d2b=mul*i;

color_h2b=ToHex(color_d2b);

//1c

color_h1c=ToHex(color_d1c);

color_d2c=mul*i;

color_h2c=ToHex(color_d2c);

document.write("<FONT COLOR='#FF"+color_h1+color_h2+"'>"+text.substring(i,i+1)+'</FONT>');

}

document.write('<p>');

for(i=0;i<text.length;i++){

color_d1=mul*i;

color_d1b=255-mul*i;

color_d1c=255*Math.sin(i/(text.length/3));

// some other things you can try>> "=255-mul*i" to fade out, "=mul*i" to fade in, or try "255*Math.sin(i/(text.length/3))"

color_h1=ToHex(color_d1);

color_d2=mul*i;

color_h2=ToHex(color_d2);

//1b

color_h1b=ToHex(color_d1b);

color_d2b=mul*i;

color_h2b=ToHex(color_d2b);

//1c

color_h1c=ToHex(color_d1c);

color_d2c=mul*i;

color_h2c=ToHex(color_d2c);

document.write("<FONT COLOR='#FF"+color_h1c+color_h2c+"'>"+text.substring(i,i+1)+'</FONT>');

}

document.write('<p>');

for(i=0;i<text.length;i++){

color_d1=mul*i;

color_d1b=255-mul*i;

color_d1c=255*Math.sin(i/(text.length/3));

// some other things you can try>> "=255-mul*i" to fade out, "=mul*i" to fade in, or try "255*Math.sin(i/(text.length/3))"

color_h1=ToHex(color_d1);

color_d2=mul*i;

color_h2=ToHex(color_d2);

//1b

color_h1b=ToHex(color_d1b);

color_d2b=mul*i;

color_h2b=ToHex(color_d2b);

//1c

color_h1c=ToHex(color_d1c);

color_d2c=mul*i;

color_h2c=ToHex(color_d2c);

document.write("<FONT COLOR='#FF"+color_h1b+color_h2b+"'>"+text.substring(i,i+1)+'</FONT>');

}

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</script>

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{

fadein("-->这是一个渐变文本的例子.<!__");

}

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