SHADERTOY not working

[hgjf2]

My browsers CHROME and SAFARI not support WEBGL.
And I can't run SHADERTOY applet.
SAFARI wantn't enable WEBGL that "say" that isn't compatible.
CHROME have enabled WEBGL, but don't recognise and on SHADERTOY applet occur this error "Rats! WEBGL hit a snag" or "Please enable WEBGL" with "SHADERTOY need WEBGL enabled" menue.

[Nahee_Enterprises]

    My browsers CHROME and SAFARI not support WEBGL.   And I can't run SHADERTOY applet.
    SAFARI wantn't enable WEBGL that "say" that isn't compatible.
    CHROME have enabled WEBGL, but don't recognise and on SHADERTOY applet occur this error
        "Rats! WEBGL hit a snag" or "Please enable WEBGL" with "SHADERTOY need WEBGL enabled" menue.

Is you system a MAC, and what version OS is it??  How about the machine you are using??
Have you tried using Firefox??