Dynamic Drive DHTML Scripts- Left-Right Curtain Script

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Left-Right Curtain Script

Author: Dynamic Drive

Description: A script that opens up two "panels" (left-right) as the surfer enters the page.

Demo: You just saw it as you entered this page. If not, please press reload.

Directions

Step 1: Insert the following into the <head> section of your page. You can change the color of the strips from red to another by changing all three instances of the word "red" to another color name:

Step 2: Finally, insert the below right after the <body> tags, before anything else. You can adjust the speed in which the curtain "draws' by changing "speed=20" in the second line to another number (greater is faster):

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<div id="i1" class="intro"></div><div id="i2" class="intro"></div> <script language="JavaScript1.2"> /* Left-Right Curtain Script- © Dynamic Drive (www.dynamicdrive.com) For full source code, 100's more free DHTML scripts, and TOS, visit http://dynamicdrive.com */ var ns4=document.layers?1:0 var ie4=document.all?1:0 var ns6=document.getElementById&&!document.all?1:0 var speed=20 var temp=new Array() var temp2=new Array() if (ns4){ for (i=1;i<=2;i++){ temp[i]=eval("document.i"+i+".clip") temp2[i]=eval("document.i"+i) temp[i].width=window.innerWidth/2 temp[i].height=window.innerHeight temp2[i].left=(i-1)*temp[i].width } } else if (ie4||ns6){ var clipright=ns6?window.innerWidth/2*0.98:document.body.clientWidth/2,clipleft=0 for (i=1;i<=2;i++){ temp[i]=ns6?document.getElementById("i"+i).style:eval("document.all.i"+i+".style") temp[i].width=ns6?window.innerWidth/2*0.98:document.body.clientWidth/2 temp[i].height=ns6?window.innerHeight-1: document.body.offsetHeight temp[i].left=(i-1)*parseInt(temp[i].width) } } function openit(){ window.scrollTo(0,0) if (ns4){ temp[1].right-=speed temp[2].left+=speed if (temp[2].left>window.innerWidth/2) clearInterval(stopit) } else if (ie4||ns6){ clipright-=speed temp[1].clip="rect(0 "+clipright+" auto 0)" clipleft+=speed temp[2].clip="rect(0 auto auto "+clipleft+")" if (clipright<=0){ clearInterval(stopit) if (ns6){ temp[1].display="none" temp[2].display="none" } } } } function gogo(){ stopit=setInterval("openit()",100) } gogo() </script>