How can We Create the custom page

Hello Friends,
Today I will give you some tips abot how to create custom page inside wordpress.
Follow these steps -
1. Opne any word editor.
2. Put this line on top of the page.

3. Put Some Html and and javascripts
{html}
{head}
{Title}{/title}
{/head}
{body}
{p}This is custome page{/p}
{/body}
{/html}
4. Save this file inside \wp-content\themes\{CURRENT THEME}
5. Now create page you see your page in Tempelate Drop down as your {template name}
Just Do it and Full Fill Your requirement.